{"title":"Panasonic","description":"\u003cp\u003eShop Panasonic's legendary lithium-ion cells and rechargeable batteries – the brand that defined modern battery technology. Founded in 1918 by Konosuke Matsushita, Panasonic has been at the forefront of battery innovation for decades. Panasonic is the undisputed leader in 18650 cell technology, widely regarded as the benchmark for quality, consistency, and reliability. Their 18650 cells power everything from Tesla electric vehicles to high-end flashlights, power tools, and portable electronics, earning a reputation as the gold standard in the industry.\u003c\/p\u003e\n\u003cp\u003eWe stock popular Panasonic cells including NCR18650B (3400mAh), NCR18650GA (3450mAh), NCR18650PF (2900mAh), NCR18650BD (3200mAh), and NCR21700A (5000mAh). We also carry Panasonic eneloop Ni-MH rechargeable batteries (AA\/AAA) – the legendary ultra-low self-discharge batteries that retain 85% of their charge after one year and are rechargeable up to 2,100 times. All units are genuine, in-stock, and ready to ship. Browse our collection to experience the gold standard of battery technology.\u003c\/p\u003e","products":[{"product_id":"panasonic-18650-rechargeable-battery-button-top-3-7v-lithium-batteries-3300mah-high-capacity-for-led-flashlights-headlights-camera","title":"Panasonic NCR18650B 18650 Rechargeable Battery 5A  3.7V Lithium Batteries 3400mAh High Capacity for LED Flashlights, Headlights, Camera Button Top\/Flat Top\/Button Top with Protected","description":"\u003ch4\u003e\u003cspan class=\"\"\u003e📝 Description\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePower your devices with the legendary \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650B\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, the gold standard in 18650 lithium-ion rechargeable batteries. Engineered in Japan and trusted by enthusiasts worldwide, this cell delivers an impressive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3400mAh high capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3.7V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, making it the perfect heart for your high-drain gadgets. Whether you're lighting up the trail, capturing the perfect shot, or assembling a custom power bank, the NCR18650B provides reliable, long-lasting energy. 💪\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWhat sets this listing apart is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eultimate flexibility of terminal options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Choose from \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e for compact, soldered battery packs; \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e for devices requiring positive pole protrusion and better contact; or \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top with Protected\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e for a fully safeguarded cell with an integrated Protection Circuit Board (PCB). With a continuous discharge current of \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, this battery handles demanding applications with ease while maintaining excellent voltage stability throughout its discharge cycle. 🔋⚡\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCrafted with Panasonic’s advanced NMC (Nickel Manganese Cobalt) chemistry, the NCR18650B offers an exceptional balance of energy density, safety, and longevity. Experience less downtime, fewer recharges, and consistent performance that professionals and hobbyists alike depend on. Say goodbye to cheap, unreliable cells — upgrade to genuine Panasonic quality that keeps your flashlights blazing, your cameras clicking, and your adventures going. 🌟\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003e⭐ Key Features\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔋 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3400mAh Mega Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Class-leading energy storage allows your devices to run longer between charges. Perfect for extended outdoor trips or high-consumption electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e⚡ \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStable 5A Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Delivers consistent power with minimal voltage sag, ensuring optimal performance in devices that demand steady current.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔄 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThree Terminal Options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Tailor your purchase to fit your device perfectly:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Ideal for building custom battery packs or devices with flat contacts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Offers a raised positive terminal for better compatibility with spring-loaded compartments.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top with Protected\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Includes a built-in safety PCB that guards against overcharge, over-discharge, overcurrent, and short circuits. (Note: This version will be slightly longer due to the added circuit.)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🛡️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIntegrated Safety (Protected Version)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Peace of mind with multi-layered protection: overcharge, over-discharge, overcurrent, and short circuit prevention. (Available only on the button top with protected option.)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e✅ \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e100% Genuine Panasonic Cell\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Don't compromise on quality. You get an authentic Japanese-made cell known for reliability and strict manufacturing standards.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🌡️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWide Operating Temperature Range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Reliable performance whether you're in a cold winter cabin or a hot summer workshop (discharge -20°C to 60°C).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔁 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLong Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Maintains over 70% of its original capacity even after 500 charge-discharge cycles, making it a cost-effective and eco-friendly power solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e📐 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard 18650 Form Factor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Measures approx. 18.5mm x 65.2mm, fitting most devices designed for 18650 cells. The protected version is slightly longer (approx. 69-70mm), so please check your device’s compartment size.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003e📊 Parameters\u003c\/span\u003e\u003c\/h4\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBrand\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNCR18650B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSize\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChemistry\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eLi-ion (NMC – Lithium Nickel Manganese Cobalt Oxide)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.7V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharging Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e4.2V ±0.05V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCut-off Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2.5V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTypical Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3400mAh (min. 3250mAh)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eContinuous Discharge Current\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e5A (max. 6.8A pulse)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions (Flat\/Button Top)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 18.5mm diameter x 65.2mm length\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions (Protected)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 18.5mm diameter x 69.5mm length\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 48g (unprotected) \/ 50g+ (protected)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOperating Temp. (Charge)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e0°C ~ 45°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOperating Temp. (Discharge)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C ~ 60°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e500 cycles (to 80% of initial capacity)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTerminal Options\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top \/ Button Top \/ Button Top with Protected PCB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProtection Circuit (if selected)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOvercharge, Over-discharge, Overcurrent, Short Circuit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003e💡 Applications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔦 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLED Flashlights \u0026amp; Headlights\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — The #1 choice for high-lumen flashlights, headlamps, and bike lights. Enjoy extended runtime and unwavering brightness on every adventure.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e📸 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCameras \u0026amp; Photography Gear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Power your DSLR battery grips, studio strobes, and continuous lighting setups reliably through long shoots.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🚴 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eE-Bike Lights \u0026amp; Bike Accessories\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Keep your bike lights shining bright for safer night riding with a dependable energy source.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🔬 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMedical Devices\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Trusted in portable medical equipment like infusion pumps, patient monitors, and diagnostic tools where consistent power is critical.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🧸 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eToys \u0026amp; Hobby Electronics\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Perfect for high-drain RC controllers, motorized toys, drones (as part of a pack), and STEM project kits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🛠️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY Power Banks \u0026amp; Custom Battery Packs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — The flat top version is ideal for spot-welding into 2S, 3S, or larger configurations to create your own portable power stations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e🎣 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutdoor \u0026amp; Camping Gear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Fuel your camping lanterns, portable fans, electric fishing reels, and GPS trackers during extended off-grid stays.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e💻 \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePortable Electronics \u0026amp; IoT Devices\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e — Use in portable speakers, handheld fans, Arduino projects, and other compact electronics requiring long battery life.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Panasonic","offers":[{"title":"Flat Top","offer_id":51454084382966,"sku":"OAS105","price":3.98,"currency_code":"USD","in_stock":true},{"title":"Button Top","offer_id":51454084415734,"sku":"OAS104","price":3.98,"currency_code":"USD","in_stock":true},{"title":"Button Top with Protected","offer_id":51454084448502,"sku":null,"price":3.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/Panasonic-18650-3300mAh-button-top-premium-main-5_64fd3a35-7cb6-4869-9a7d-f420814292cd.webp?v=1786964927"},{"product_id":"sanyo-panasonic-ncr18650ga-lithium-battery-for-3500mah-thermal-imaging-flashlight-for-portable-battery-pack-battery-button-top-flat-top","title":"Panasonic NCR18650GA 18650 Battery - 3500mAh 10A High Capacity Long Run Time (Flat Top \u0026 Button Top Available) (NCR18650GA)","description":"\u003ch3\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExperience industry-leading runtime with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650GA 18650 Battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (Model: NCR18650GA).\u003c\/span\u003e \u003cspan class=\"\"\u003eEngineered by Panasonic, a global leader in battery technology, this 18650 lithium-ion cell delivers an exceptional \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3500mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – one of the highest available in the 18650 format – paired with a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A continuous discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (short pulse up to 20A).\u003c\/span\u003e\u003cspan class=\"\"\u003e Designed for devices that demand maximum runtime, the NCR18650GA is the perfect choice for high-lumen flashlights, portable power banks, camping gear, e-bikes, and other long-range applications. This listing offers \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eboth Flat Top and Button Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e versions, giving you the flexibility to choose the right terminal type for your device. Whether you need a flat top for modern flashlights and DIY battery packs, or a button top for older equipment with spring-loaded contacts, we've got you covered. \u003c\/span\u003e\u003cspan class=\"\"\u003eThis listing includes \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eone individual cell\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (multi-pack options available), offering the legendary quality and durability that Panasonic is known for.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUltra-High Capacity (3500mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers an impressive 3500mAh of reliable capacity, providing 17% more runtime than standard 3000mAh cells (like the Samsung 30Q) and up to 40% more than 2500mAh cells. \u003c\/span\u003e\u003cspan class=\"\"\u003eThis is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ehighest capacity 18650 cell\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e available from a major brand.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStable 10A Continuous Discharge:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Delivers a consistent 10A continuous current, ideal for high-lumen flashlights, headlamps, portable fans, and other medium-drain devices.\u003c\/span\u003e\u003cspan class=\"\"\u003e Supports short pulse discharges up to 20A for burst power needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top \u0026amp; Button Top Available:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Choose the right terminal for your device.\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e fits most modern devices (flashlights, DIY packs, e-bikes).\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e is required for older gear with spring-loaded contacts or specific battery holders.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLong Runtime Focus:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Optimized for devices that need to run for hours or days without recharging, making it an excellent choice for camping, emergency preparedness, and extended outdoor activities.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLegendary Panasonic Quality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Premium-grade NCR18650GA cells from one of the world's most trusted battery manufacturers, ensuring exceptional cycle life, safety certifications, and consistent voltage stability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVersatile Performance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Suitable for a wide range of long-run applications, from high-power flashlights to e-bikes and portable power stations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eTechnical Parameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eValue\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBrand \u0026amp; Model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650GA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBattery Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eLithium-Ion (Li-Ion)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSize\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650 (Diameter 18mm, Height 65mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCapacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3500mAh (Minimum 3400mAh)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e4.2V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCut-off Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2.5V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eContinuous Discharge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePulse Discharge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eUp to 20A (short pulses only, not for continuous use)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTerminal Options\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top \/ Button Top (select at checkout)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e~18-22mΩ (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Circuit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNo (Unprotected Cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOperating Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C to 60°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eQuantity in Package\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1 Cell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Lumen Flashlights \u0026amp; Headlamps:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Powering tactical flashlights, searchlights, and headlamps for extended periods, perfect for night hiking, camping, and search \u0026amp; rescue.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePortable Power Banks:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Building high-capacity power banks for charging phones, tablets, and other USB devices multiple times on the go.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCamping \u0026amp; Outdoor Gear:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Running portable camping fans, LED lanterns, heated jackets, and other outdoor electronics for days without recharge.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eElectric Bikes (E-Bikes) \/ E-Scooters:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Building battery packs for light e-bikes, e-scooters, and electric skateboards where maximum range is the priority.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY Battery Packs:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Creating custom 1S, 2S, 3S, or larger battery banks for robotics, drones, or portable power stations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Preparedness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Building backup power systems for emergency lights, radios, and essential devices during power outages or natural disasters.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePortable Power Stations:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Building compact yet high-capacity battery banks for off-grid living, camping, or emergency backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the capacity of the Panasonic NCR18650GA?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The Panasonic NCR18650GA has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3500mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (minimum 3400mAh), making it one of the highest capacity 18650 cells available from a major brand.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What is the continuous discharge rating?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eofficial continuous discharge rating is 10A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003cspan class=\"\"\u003e Short-duration pulse discharges can reach up to 20A, but it is \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003enot designed for continuous 10A+ operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. For safety and longevity, we recommend staying within the 10A continuous limit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What is the difference between Flat Top and Button Top?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e has a flat positive terminal, compatible with most modern devices (flashlights, DIY packs, e-bikes).\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eButton Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e has a raised positive terminal (like a standard AA battery), required for older devices and certain flashlights with spring-loaded contacts.\u003c\/span\u003e\u003cspan class=\"\"\u003e Please select your desired version when placing your order.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: How does Panasonic NCR18650GA compare to Samsung 30Q and Sony VTC6?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The NCR18650GA has the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ehighest capacity (3500mAh)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e but the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003elowest continuous discharge (10A)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Choose the NCR18650GA if you need \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003emaximum runtime\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e for low to medium-drain devices (flashlights, camping gear, e-bikes). Choose the Samsung 30Q or Sony VTC6 for higher power applications (power tools).\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eCapacity\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eContinuous Discharge\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eBest For\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650GA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3500mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMaximum runtime (flashlights, camping, e-bikes)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSamsung 30Q\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e15A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBalanced (flashlights)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSony VTC6\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e20A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eHigh power (tools)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: Does this battery have a protection circuit (PCB\/BMS) built-in?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No. The Panasonic NCR18650GA is an \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eunprotected\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e cell.\u003c\/span\u003e\u003cspan class=\"\"\u003e It relies on the external device or a BMS (Battery Management System) to handle overcharge, over-discharge, and short-circuit protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ6: What charger should I use?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Use a dedicated intelligent Li-Ion charger designed for 3.6V\/4.2V cells. Ensure the charger supports the correct voltage for your specific pack setup (e.g., 1S charger for single cells, 2S charger for 2 cells in series, etc.).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ7: How do I identify positive and negative terminals?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eflat top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (or the raised button on button top version) is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePositive (+) terminal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e \u003cspan class=\"\"\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ebottom\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (the side with the shiny metal casing and a slight indentation) is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNegative (-) terminal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ8: Is the NCR18650GA still a good battery in 2026?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Absolutely. \u003c\/span\u003e\u003cspan class=\"\"\u003eThe Panasonic NCR18650GA remains the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003egold standard for high-capacity 18650 cells\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003cspan class=\"\"\u003e Its 3500mAh capacity is still among the best in class, and its reliability and safety are legendary. It continues to be a top choice for flashlight enthusiasts, campers, and DIY battery builders.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ9: Are the button top versions original Panasonic?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The button top version is a flat top cell with a welded button top. While the cell itself is an authentic Panasonic NCR18650GA, the button top is added by a third party to ensure compatibility with a wider range of devices. The button top version is slightly taller than the standard flat top version. Please check your device's battery compartment clearance before purchasing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/www.oneandes.com\/wp-content\/uploads\/2026\/03\/EN_-_datasheet_-_GA_1.pdf\"\u003eDownload the NCR18650GA Data Specification Sheet\u003c\/a\u003e","brand":"Panasonic","offers":[{"title":"Button Top","offer_id":51454190518518,"sku":"OAS814","price":12.99,"currency_code":"USD","in_stock":true},{"title":"Flat Top","offer_id":51454190551286,"sku":"OAS815","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/ncr18650ga-18650-3500mah-main-2_5b2e6db4-fc1f-42f1-9f79-907ee5887a81.webp?v=1786967046"},{"product_id":"10pcs-panasonic-sanyo-ncr18650ga-3500mah-10a-18650-battery-button-top-flat-top","title":"10-Pack Panasonic Sanyo NCR18650GA 3500mAh 18650 Battery – 10A High Capacity Flat Top \/ Button Top for Flashlights, Solar Lights \u0026 DIY Power Banks","description":"\u003ch4\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAuthentic Japanese Cells\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – 100% genuine Panasonic\/Sanyo NCR18650GA, not rewrapped or reclaimed.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUltra-High Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Typical 3450mAh (rated 3500mAh), minimizes recharging and extends device runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Provides safe, stable power for medium-to-high drain devices up to 10A.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDual Top Options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Available as Flat Top (for spring-contact devices) or Button Top (for reverse-polarity protection or devices without springs).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eExcellent Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Delivers 300–500 charge\/discharge cycles while maintaining ≥70% original capacity under standard use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLow Internal Resistance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Ensures minimal voltage sag and efficient power delivery even under load.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWide Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Designed for LED flashlights, solar lights, portable fans, security cameras, DIY battery packs, and more.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafety First\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Built-in PTC, CID, and safety vent; always use a protective circuit board (PCM\/BMS) for multi-cell applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h4\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTypical Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3450 mAh (0.2C, 2.5V cut-off)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRated Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3500 mAh (market standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6 V – 3.7 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePulse Discharge Capability\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eUp to 15-18 A (short burst)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDischarge Cut-off Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2.5 V (do not over-discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard Charge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1.675 A (0.5C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Charge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.35 A (1C, with temperature monitoring)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e≤ 38 mΩ (typical, AC 1kHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCycle Life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e~300-500 cycles to 70% capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOperating Temp (Discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C to 60°C (aging accelerated above 40°C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTop Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top \/ Button Top\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions (single cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18.3 mm diameter × 65.0 mm length\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight (single cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 48 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePackage Includes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10× NCR18650GA cells in anti-static packaging\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e Recommended For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eLED Flashlights \u0026amp; Torches (regulated, single-cell, ≤10A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSolar Garden Lights \u0026amp; Solar Battery Packs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDIY USB Power Banks \u0026amp; Portable Chargers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCamping Lanterns, Bicycle Lights, Emergency Lighting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWireless Security Cameras \u0026amp; Smart Door Locks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePortable Fans \u0026amp; Handheld Electronics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMedical Devices (patient monitors, portable equipment)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003e3.6V Light-Duty Electric Screwdrivers (with ≤10A draw)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e Not For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eHigh-Power Vaping\/Mods (requires 20A+ cells)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCordless Power Tools (drills, impact drivers, saws)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDirect-Drive High-Output Tactical Flashlights (unregulated \u0026gt;10A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRC\/Hobby Model Power Packs (need 20A+ continuous)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Is the actual capacity 3450 mAh or 3500 mAh?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Panasonic specifies the typical capacity as 3450 mAh (minimum 3350 mAh). Many retailers label it as 3500 mAh for simplicity. You can expect approximately 3400–3500 mAh capacity under normal charging conditions, with negligible impact on real-world runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I use these batteries for vaping or high-power mechanical mods?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No. Vaping devices with sub-ohm coils often draw 15–30 A, which exceeds the 10 A continuous rating. Using these cells for vaping can cause dangerous overheating, severe voltage sag, and reduced lifespan. For vaping, please choose high-drain cells like Sony VTC6 or Samsung 30Q (20A+).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: What’s the difference between Flat Top and Button Top, and how do I choose?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Flat Tops are standard for most flashlights and battery holders with spring contacts. Button Tops have a raised positive nipple, which is required for some devices that lack a spring or need physical reverse-polarity protection. The electrical performance is identical; button tops have a negligible increase in internal resistance. Check your device’s battery orientation and contact type before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Do I need a protection circuit board when building a pack?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Absolutely. When connecting multiple cells in series or parallel, always use a BMS\/PCM rated for at least 10 A to protect against overcharge, over-discharge, and short circuits. Unprotected series connections can lead to unbalanced cells, fire, or battery failure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: How should I store and maintain these batteries?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Store in a cool, dry place at approximately 3.6–3.7 V (40–50% charge). Do not leave fully discharged or fully charged for extended periods. Charge before first use, and never discharge below 2.5 V. Always use a quality Li-ion charger compatible with 18650 cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I replace my old 18650 batteries directly with these?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: In most cases, yes, provided the device’s current draw does not exceed 10 A and the cell top type matches. Check your device manual for any size or contact requirements. If you are unsure, contact the device manufacturer.\u003c\/span\u003e\u003c\/p\u003e\n\u003ca href=\"https:\/\/www.oneandes.com\/wp-content\/uploads\/2026\/03\/sanyo_ncr18650ga.pdf\"\u003eDownload The NCR18650GA Data Specification Sheet\u003c\/a\u003e\n\u003cbr\u003e\u003ch2\u003e\u003c\/h2\u003e","brand":"Panasonic","offers":[{"title":"Flat Top","offer_id":51454190813430,"sku":"OAS816","price":95.98,"currency_code":"USD","in_stock":true},{"title":"Button Top","offer_id":51454190846198,"sku":"OAS817","price":98.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/ncr18650ga-18650-3500mah-10a-10pack-main_e95efcd8-7e7d-4559-8402-25c902674f91.webp?v=1786967048"},{"product_id":"4pcs-panasonic-ncr18650bd-18650-battery-3200mah-10a-genuine-high-capacity-protected-rechargeable-cell-with-flat-top-button-top-overcharge-short-circuit-protection-for-flashlights-headlamp","title":"4-Pack Panasonic NCR18650BD 3200mAh 10A Protected 18650 Battery – Flat Top\/Button Top with PCB for Flashlights, Headlamps \u0026 Outdoor Gear","description":"\u003ch4\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eGenuine Panasonic NCR18650BD Core\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – 3200mAh typical capacity provides excellent runtime with stable voltage output.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in PCB Protection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Automatically prevents overcharge (≤4.28V), over-discharge (≥2.5V), and external short circuits.\u003c\/span\u003e\u003cspan class=\"\"\u003e No separate protection circuit needed for single-cell use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Safely powers most regulated LED flashlights, headlamps, and portable electronics without tripping.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top \u0026amp; Button Top Options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Flat Top suits spring-contact devices; Button Top adds a raised positive nipple for reverse-polarity protection or certain battery trays.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLong Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Retains ≥70% capacity after 500 standard charge\/discharge cycles, reducing total cost of ownership.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eReady for Harsh Environments\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Operates from -20°C to 60°C, perfect for outdoor, camping, and industrial use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e4-Pack Convenience\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Enough cells to power a set of headlamps, keep spares for a flashlight, or equip family outdoor gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h4\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cspan class=\"\"\u003e55–65 mΩ\u003c\/span\u003e\u003cspan class=\"\"\u003eCycle Life\u003c\/span\u003e\u003cspan class=\"\"\u003e≥ 500 cycles (to 70% capacity)\u003c\/span\u003e\u003cspan class=\"\"\u003eOperating Temperature\u003c\/span\u003e\u003cspan class=\"\"\u003e-20°C to 60°C (discharge)\u003c\/span\u003e\u003cspan class=\"\"\u003eLength (Protected)\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApprox.\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e69–70 mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (verify your device can accept this length)\u003c\/span\u003e\u003cspan class=\"\"\u003eDiameter\u003c\/span\u003e\u003cspan class=\"\"\u003eMax 18.5 mm\u003c\/span\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003cspan class=\"\"\u003eApprox.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e50 g\u003c\/span\u003e\u003cspan class=\"\"\u003eTop Options\u003c\/span\u003e\u003cspan class=\"\"\u003eFlat Top or Button Top (both protected)\u003c\/span\u003e\u003cspan class=\"\"\u003ePackage\u003c\/span\u003e\u003cspan class=\"\"\u003e4 × Panasonic NCR18650BD Protected 18650 batteries\u003c\/span\u003e\n\u003cbr\u003e\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650BD (Protected)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTypical Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3200 mAh (0.2C, 2.5V cut-off)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6 V (3.7 V typical working)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10 A (protection board rated)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Functions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOvercharge (4.28±0.05V cut-off), Over-discharge (2.5±0.1V cut-off), Short Circuit, Overcurrent\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDischarge Cut-off (Cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2.5 V (protected by PCB)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance (Cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e≤ 40 mΩ (AC 1kHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance (Protected)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e✅ Recommended For (Single-Cell Use, Safety-Sensitive)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLED Flashlights \u0026amp; Torches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Especially those without built-in low-voltage protection; the PCB prevents over-discharge damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHeadlamps \u0026amp; Bike Lights\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Single-cell, often used in motion, where a protected battery adds an essential safety layer.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutdoor \u0026amp; Camping Gear\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Lanterns, portable fans, and GPS devices that may be left on accidentally.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChildren’s Toys \u0026amp; RC Remotes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Short-circuit and over-discharge protection keeps kids safe and batteries alive.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWireless Security Cameras \u0026amp; Smart Locks\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Replaces factory batteries reliably, with protection if the device’s own circuit fails.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMedical Devices\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Blood pressure monitors, portable diagnostic tools where safety cannot be compromised.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSingle-Cell Power Bank Shells\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Some DIY power bank cases lack protection; a protected cell adds an extra safety net.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e❌ Not For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMulti-cell Battery Packs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Stacking individually protected cells in series can cause BMS conflict.\u003c\/span\u003e\u003cspan class=\"\"\u003e Use unprotected cells with a single external BMS.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Vaping (Sub-Ohm)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Exceeds the 10A safe continuous limit, and the protection PCB may nuisance-trip under pulse loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices with Tight Battery Compartments\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – The protected cell is ~70mm long; many compact flashlights require the standard 65mm unprotected length.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: What is the difference between protected and unprotected 18650 batteries?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: A protected battery has a small circuit board (PCB) added to the negative end that prevents overcharge, over-discharge, and short circuits. This makes single-cell use much safer, especially in devices without their own battery management. The trade-off is a slightly longer cell (69–70mm vs 65mm) and slightly higher internal resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I use these in series for a higher voltage pack?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Not recommended. Multiple individually protected cells in series can cause unpredictable cut-offs because each cell’s PCB acts independently. For series or parallel packs, use matched unprotected cells and a single external BMS designed for the pack voltage and current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Will this fit my flashlight?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Please measure your flashlight’s battery tube first. The protected NCR18650BD is approximately 69–70mm long, while standard unprotected 18650s are about 65mm. Many high-end flashlights that use springs can accommodate this extra length, but ultra-compact or tight-fitting models may not. If in doubt, check your manual or the manufacturer’s specifications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Does the button top have any performance difference compared to the flat top?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Electrically, the core cell is identical. The button top adds a small raised positive terminal for devices that require physical reverse-polarity protection or lack a spring contact. There is a negligible increase in internal resistance (a few milliohms) that does not affect normal operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I charge these with any 18650 charger?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Use a quality Li-ion charger with CC-CV algorithm. Most universal 18650 chargers that accept the extra length (70mm+) will work. Do not use chargers without overcharge protection, even though the cell has its own, as a secondary layer is always safer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Why only 3200mAh and not 3500mAh?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The NCR18650BD is an excellent balanced cell – 3200mAh with a true 10A rating. The 3500mAh NCR18650GA is also available in protected form, but if you need the combination of solid capacity and 10A capability at a slightly more cost-effective price point, the BD is a top choice. For maximum runtime in very low-drain devices, the GA is the way to go.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Flat Top","offer_id":51454192812278,"sku":"OAS852","price":20.98,"currency_code":"USD","in_stock":true},{"title":"Button Top","offer_id":51454192845046,"sku":"OAS853","price":21.98,"currency_code":"USD","in_stock":true},{"title":"Protected Battery","offer_id":51454192877814,"sku":"OAS854","price":22.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesproductspanasonic-ncr18650bd-protected-4-pack-1_2d9bf57a-79d6-4f73-a82b-b4cea459a25e.webp?v=1786967192"},{"product_id":"panasonic-ncr18650pf-18650-battery-2900mah-10a-genuine-high-capacity-rechargeable-flat-top-cell-for-flashlight-power-bank-diy-projects","title":"Panasonic NCR18650PF 2900mAh 10A 18650 Flat Top Battery – Genuine High Capacity Cell for Flashlights, Power Banks, Cameras \u0026 DIY","description":"\u003ch4\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eGenuine Panasonic\/Sanyo Cell\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – 100% authentic NCR18650PF, known for consistent quality, safety, and long-term reliability.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2900mAh Optimal Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Provides excellent runtime for medium-power devices without the cost premium of ultra-high-capacity cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Safely powers most regulated flashlights, power banks, cameras, and portable devices with headroom to spare.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eExcellent Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Delivers up to 500 charge\/discharge cycles (to 70% capacity) under standard conditions, reducing replacement frequency.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Fits all standard 18650 spring-contact battery holders, flashlights, and chargers. Ideal for spot-welding into DIY packs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLow Internal Resistance\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Efficient power delivery with minimal heat generation at moderate currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWide Application Range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e – Suitable for everything from LED torches and camping lanterns to medical devices and backup power solutions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h4\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic NCR18650PF (Sanyo)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTypical Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2900 mAh (0.2C discharge to 2.5V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMinimum Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2750 mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6 V (typical operating 3.7 V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003e10 A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (cell temperature ≤75°C)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDischarge Cut-off Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2.5 V (do not over-discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard Charge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCC-CV, 0.3C–0.5C (870–1450 mA) to 4.2 V, cut-off 50 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Charge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1C (2900 mA) recommended; 0.5C for best longevity\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eInternal Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e≤ 40 mΩ (AC 1 kHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCycle Life\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e≥ 500 cycles (to 70% capacity, 0.5C charge \/ 1C discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOperating Temperature (Discharge)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C to 60°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTop Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top, Unprotected\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax 18.5 mm diameter × 65.3 mm length\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight (single cell)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 48 g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePackage Includes\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eAs per selected quantity (single cell or multi-pack)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e Recommended For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRegulated LED flashlights \u0026amp; torches (medium to high modes, 2–6A draw)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDIY USB power banks \u0026amp; portable chargers (up to 5A per cell)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWireless security cameras, video doorbells, smart locks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSolar garden lights \u0026amp; solar energy storage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCamping lanterns, bicycle lights, emergency lighting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePortable fans \u0026amp; handheld electronics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMedical devices (patient monitors, diagnostic tools)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCustom battery packs for low-to-medium drain projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e Not Recommended For\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eHigh-power vaping \/ sub-ohm mods (requires 15A+ continuous)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCordless power tools (drills, impact drivers) with high startup current\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDirect-drive high-output tactical flashlights (unregulated \u0026gt;10A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eRC models \/ airsoft guns needing 20A+ bursts\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUltra-long runtime devices where maximum capacity is critical – consider 3500mAh cells (e.g., NCR18650GA)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: How does the NCR18650PF compare to the NCR18650GA?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The NCR18650GA has a higher capacity of 3500mAh but the same 10A discharge rating. The PF offers 2900mAh at a typically lower price point. If your device draws under 10A and you prioritize runtime, choose the GA. If you want a reliable, cost-effective cell with still-very-good capacity, the PF is excellent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I use this for vaping?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Not recommended. Most vaping devices, especially sub-ohm setups, demand 15–30A. The 10A rating of the NCR18650PF is insufficient and using it for vaping can lead to overheating, severe voltage sag, and safety risks. Please use dedicated high-drain cells like the Sony VTC4 or Molicel P28A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Is this battery protected?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No, the NCR18650PF is an unprotected flat top cell. This means you must ensure your device has built-in protection against over-discharge, or you must add an external BMS when building multi-cell packs. Never short-circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: Can I build a power bank with these?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Absolutely. The 2900mAh capacity and 10A discharge make it a perfect candidate for DIY power banks. Two cells in parallel will give you roughly 5800mAh, sufficient to charge most smartphones at least once.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ: How should I store this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: Store in a cool, dry place at around 3.6–3.7V (approximately 40% charge). Avoid leaving it fully charged or fully discharged for extended periods. Always use a quality lithium-ion charger.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454192713974,"sku":"OAS851","price":6.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/imagesproductspanasonic-ncr18650pf-flat-top_28919d79-909c-4ade-843a-1f9752f9d846.webp?v=1786967135"},{"product_id":"6x-panasonic-ncr21700a-4800mah-3-7v-15a-continuous-discharge-genuine-high-capacity-21700-for-flashlights-e-bikes","title":"Tesla Model 3 NCR21700 5000mAh 5C 3.7V High-Capacity Li-ion Battery – 25A Discharge, 17.8Wh Energy for High-Capacity Power Stations \u0026 E-Bikes (6-Pack)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eThe Tesla Model 3 NCR21700 is a premium-grade 21700 lithium-ion battery cell engineered for maximum energy density and reliable high-discharge performance. Derived from the same technology platform that powers Tesla Model 3 vehicles, this cell delivers a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5000mAh (5.0Ah) capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5C (25A) continuous discharge current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. With an impressive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e17.8Wh of total energy\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, it is one of the highest-capacity 21700 cells available on the market.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBuilt with advanced NCR (Nickel Cobalt Aluminum) chemistry, this battery offers ultra-low internal resistance, superior thermal stability, and consistent performance under sustained loads. Its high energy density makes it the ideal core cell for building high-capacity portable power stations, solar energy storage systems, and electric bicycle conversions. With 6 cells included, you have a solid foundation for assembling 12V\/24V battery packs or maintaining a large power reserve for your most demanding devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTesla Model 3 NCR21700 High-Capacity Cell:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Premium-grade 21700 Li-ion battery from the Tesla Model 3 technology platform.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5000mAh (5.0Ah) Ultra-High Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Provides 17.8Wh of energy for extended runtime, significantly reducing the need for frequent recharging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5C (25A) Stable Discharge:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Delivers a steady 25A continuous discharge current, suitable for high-power applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e17.8Wh Total Energy:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e One of the highest energy capacities available in the 21700 form factor.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eAdvanced NCR Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Low internal resistance, excellent thermal stability, and reliable performance under load.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProfessional Grade Quality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Manufactured to Tesla's rigorous automotive-grade standards for reliability and safety.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVersatile Applications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect for high-capacity power stations, solar storage, e-bikes, and energy-intensive DIY projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Parameters (Based on Cell Markings \u0026amp; Specs):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplication Source:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Tesla Model 3 Technology Platform\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e NCR21700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSize:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21700\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCapacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 5000mAh \/ 5.0Ah\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEnergy:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 17.8Wh\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDischarge Rate:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 5C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 25A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e NCR (Lithium Nickel Cobalt Aluminum Oxide)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 21mm (Diameter) x 70mm (Height)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePack Quantity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 6-Pack\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Capacity Portable Power Stations:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal core cell for building large-capacity outdoor camping power stations and emergency backup power.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSolar Energy Storage Systems:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, high-capacity energy storage for off-grid solar setups and home backup systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eElectric Bicycle Conversions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Delivers long-lasting, stable power for retrofitting e-bikes and electric scooters.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Performance Robotics \u0026amp; Drones:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Provides sustained power for large-scale robotics and heavy-lift drones.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Intensity Outdoor Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Powers high-lumen searchlights and tactical flashlights for extended outdoor operations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the discharge current of this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: This Tesla NCR21700 cell is rated for a 5C discharge rate. With a 5000mAh capacity, this translates to a stable 25A continuous discharge current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What is the energy capacity of this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: This battery provides a massive 5000mAh (5.0Ah) capacity, which translates to 17.8Wh of total energy. This is one of the highest energy capacities available in a 21700 form factor, making it ideal for long-run applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: Is this battery compatible with standard 21700 chargers?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: Yes. This battery uses the standard 21700 cylindrical form factor. You must use a high-quality charger specifically designed for 3.6V\/3.7V Li-ion batteries with a 4.2V cut-off voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Can I use this battery to build a 12V battery pack?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: Yes. For a standard 12V system, you would connect 3 cells in series (3S) to achieve 11.1V nominal. Always use a BMS (Battery Management System) when building custom packs to ensure safety and balance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: What is the advantage of the NCR chemistry?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: NCR (Nickel Cobalt Aluminum) chemistry is known for its high energy density and excellent thermal stability. This allows the battery to pack maximum energy into a compact size while maintaining reliable performance under load.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454206705910,"sku":"OAS1028","price":35.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ncr21700a-6pack-lineup_b64aa99b-3f99-43e0-a7d5-7c1b40f78c80.webp?v=1786967842"},{"product_id":"panasonic-inr26650-50a-3-7v-5000mah-industrial-li-ion-battery-5a-discharge-26-29m-cf-89-low-ir-for-flashlights-power-banks-large-small-button-flat-top-options","title":"Panasonic Li-ion 26650 A 3.7V 5000mAh Industrial Battery – 5A Discharge, 26-29mΩ Low IR, 5200mAh+ Real Capacity (Large\/Small Button Top \/ Flat Top, 2pcs)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eThe Panasonic Li-ion 26650 A is an industrial-grade 26650 lithium-ion battery custom-sourced directly from the Panasonic factory in Japan. Unlike standard retail cells, this battery features superior consistency, rigorously verified capacity, and extremely low internal resistance. \u003c\/span\u003e\u003cspan class=\"\"\u003eIn actual 1A discharge tests down to 2.75V, the measured capacity consistently exceeds \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5200mAh\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, delivering honest, reliable power.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWith a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5A continuous discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and an ultra-low internal resistance of just \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e26-29mΩ\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, this cell provides highly efficient, long-lasting energy for high-performance flashlights, portable power banks, and outdoor gear.\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003ePlease note: As clearly printed on the battery wrapper, this product is NOT for e-cigarette .\u003c\/span\u003e\u003c\/em\u003e\u003cem\u003e\u003cspan class=\"\"\u003e It also does not support high-current charger use.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eTo suit your specific project needs, we offer \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3 top-terminal variants\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLarge Button Top (2pcs):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Height 67.2mm.\u003c\/span\u003e\u003cspan class=\"\"\u003e Features a larger protruding button, suitable for series connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSmall Button Top (2pcs):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Height 66.6mm.\u003c\/span\u003e\u003cspan class=\"\"\u003e Features a smaller protruding button, suitable for series connection. \u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e(Default shipping version.)\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (2pcs):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Height 65.5mm.\u003c\/span\u003e\u003cspan class=\"\"\u003e Standard flat terminal.\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot suitable for series connection.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePanasonic Li-ion 26650 A Industrial Cell:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Premium-grade Li-ion battery custom-sourced directly from the Panasonic factory in Japan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5200mAh+ Real Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Rated at 5000mAh, but independently tested to deliver over 5200mAh in real-world conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5A Stable Continuous Discharge:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Provides a reliable 5A output for medium-to-high power devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUltra-Low Internal Resistance (26-29mΩ):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ensures minimal heat generation and maximum energy transfer efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSuperior Consistency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High-quality production ensures excellent batch-to-batch consistency and reliable performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIndustrial Grade Quality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Built to Panasonic's rigorous standards for durability and long-term performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVersatile 3 Top Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Choose from Large Button Top, Small Button Top, or Flat Top to fit your specific device requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard 26650 Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfectly fits standard 26650 battery compartments (26mm diameter).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Parameters:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Panasonic\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Li-ion 26650 A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSize:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 26650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 5000mAh\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eActual Capacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e ≥ 5200mAh (Tested at 1A discharge to 2.75V)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNominal Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 5A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInternal Resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 26-29mΩ\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eChemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Li-ion (Lithium Ion)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eVariant Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Large Button Top (67.2mm) \/ Small Button Top (66.6mm) \/ Flat Top (65.5mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSeries Connection Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Yes (Button Top variants) \/ No (Flat Top)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 26mm (Diameter) x 65.5mm \/ 66.6mm \/ 67.2mm (Height)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePack Quantity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e 2pcs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Performance LED Flashlights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Powers high-lumen tactical flashlights and searchlights with stable, high-capacity energy.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePortable Power Banks:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ideal core cell for building high-capacity, reliable portable power banks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutdoor \u0026amp; Camping Gear:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Provides long-lasting power for headlamps, camping lanterns, and portable radios.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY Battery Pack Assembly:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Suitable for assembling medium-power 12V\/24V battery packs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Backup Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable power for emergency lighting and backup energy systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: What is the difference between the three top variants?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLarge Button Top (67.2mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Has a larger protruding positive terminal, suitable for series connection. * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSmall Button Top (66.6mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Has a smaller protruding positive terminal, also suitable for series connection. \u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e(Default shipping version.)\u003c\/span\u003e\u003c\/em\u003e\u003cspan class=\"\"\u003e * \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (65.5mm):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Has a flat positive terminal.\u003c\/span\u003e\u003cspan class=\"\"\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot suitable for series connection.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Please check your device's battery compartment compatibility before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: What is the actual capacity of this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: While rated at 5000mAh, this industrial-grade cell has been independently tested. When discharged at 1A down to 2.75V, the measured capacity consistently exceeds \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5200mAh\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, providing honest and reliable energy.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What is the discharge current of this battery?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: This Panasonic Li-ion 26650 A supports a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5A continuous discharge current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, making it suitable for flashlights, power banks, and medium-power devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: Can I use this battery with a fast charger?\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery does not support fast charging.\u003c\/span\u003e\u003cspan class=\"\"\u003e Please use a standard Li-ion charger designed for 3.6V\/3.7V batteries with a 4.2V cut-off voltage.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Large button top","offer_id":51454213521654,"sku":"OAS1143","price":16.98,"currency_code":"USD","in_stock":true},{"title":"Small button top","offer_id":51454213554422,"sku":"OAS1144","price":16.98,"currency_code":"USD","in_stock":true},{"title":"Flat Top","offer_id":51454213587190,"sku":"OAS1145","price":16.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-26650a-5000mah-industrial-low-ir-battery-2pcs-main_e8fd4ed0-464e-4723-98cf-27517b4f4060.webp?v=1786968230"},{"product_id":"panasonic-ncr18650-b-3400mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-dual-slot-usb-charger-high-capacity-power-bundle-for-flashlights-vapes","title":"Panasonic NCR18650-B 3400mAh Button Top Li-ion Battery 2-Pack with XTAR MC2 Dual-Slot USB Charger – High-Capacity Power Bundle for Flashlights","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;157-181\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;183-321\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:47;183-229\"\u003e2x Panasonic NCR18650B, 3,400mAh, Button Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;230-267\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;268-321\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:235;323-557\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine high-capacity 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:426;559-984\"\u003e\u003cstrong\u003eA note on terminal style:\u003c\/strong\u003e the NCR18650B is manufactured by Panasonic primarily as a flat top cell — it's the terminal style you'll see on most genuine factory packaging. The Button Top version in this listing uses an added contact spring\/spacer to convert it for devices that require a raised positive terminal. Electrically, this doesn't change the cell's specs; it's a mechanical adapter, not a different internal cell.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:426;559-984\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear\/\"\u003eClick here to buy: Panasonic NCR18650B  Flat Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;986-1017\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:632;1019-1650\"\u003eThe NCR18650B is one of the highest-capacity mainstream 18650 cells available, and it earned its reputation in laptop battery packs and early EV applications (Tesla's original Model S packs used this cell) before becoming a favorite for flashlights, laptop-style DIY packs, and other builds where capacity matters far more than burst current. Button Top is the terminal type required by devices with spring-loaded battery contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:254;1652-1905\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once. It's a genuinely portable charger that doesn't ask you to sacrifice charge speed for its small size.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:39;1907-1945\"\u003ePanasonic NCR18650B — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:37;1947-2530\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,400mAh typical (3,200mAh minimum rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.625A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.875A per Panasonic's own spec sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top (converted from native flat top)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46-49g (varies slightly with Button Top hardware)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.3mm x 65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:425;2532-2956\"\u003e\u003cstrong\u003eA note on discharge current claims:\u003c\/strong\u003e you'll see this cell advertised elsewhere at 6.7A or 6.8A continuous. That figure doesn't match Panasonic's own published spec sheet, which lists 4.875A as the maximum continuous discharge rating. This is a genuine high-capacity, moderate-drain cell — not a high-drain one — and it's worth knowing that going in, especially if you're comparing it to cells like the Samsung 30Q or 25R.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:425;2532-2956\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top . For Flat Top, \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear\/\"\u003eclick here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:28;2958-2985\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:91;2987-3932\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion, sizes 10440 through 26650 (10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:317;3934-4250\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot is actually a bit below the NCR18650B's own standard charge current of 1.625A, so expect a full charge in roughly 4-4.5 hours rather than Panasonic's faster reference time — slower, but well within a safe range, and the trade-off for a charger this compact.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:37;4252-4288\"\u003eWhere the NCR18650B Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"61:1-64:93;4290-4676\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"61:1-61:109;4290-4398\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights run at low-to-moderate output\u003c\/strong\u003e — long runtime is the whole point of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"62:1-62:89;4399-4487\"\u003e\n\u003cstrong\u003eLaptop-style and general electronics packs\u003c\/strong\u003e — its original and most common use case\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"63:1-63:96;4488-4583\"\u003e\n\u003cstrong\u003ePower banks and backup power builds\u003c\/strong\u003e where energy density matters more than discharge rate\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:93;4584-4676\"\u003e\n\u003cstrong\u003eLow-drain DIY electronics\u003c\/strong\u003e that won't come close to demanding more than 4.875A per cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"66:1-66:261;4678-4938\"\u003eNot the right choice for sub-ohm high-output flashlights on turbo, or power tools — this cell's discharge ceiling is meaningfully lower than dedicated high-drain cells like the 30Q, 25R, or 20R. If that's your use case, look at one of those instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"68:1-68:48;4940-4987\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"70:1-72:224;4989-5584\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:158;4989-5146\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:214;5147-5360\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650B. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"72:1-72:224;5361-5584\"\u003e\n\u003cstrong\u003eDon't put these in a high-drain device.\u003c\/strong\u003e A 4.875A ceiling is a real limit — pushing this cell toward the 6-7A figures sometimes advertised elsewhere risks excess heat and accelerated wear, not just reduced performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"74:1-74:30;5586-5615\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"76:1-77:201;5617-5883\"\u003e\u003cstrong\u003eCan this charger handle the NCR18650B's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot is a safe rate for this cell, even though it's a bit under Panasonic's own 1.625A standard charge current — expect roughly 4-4.5 hours for a full charge, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-80:234;5885-6199\"\u003e\u003cstrong\u003eWhy do different sellers list different max discharge ratings for this cell?\u003c\/strong\u003e Panasonic's own datasheet lists 4.875A as the maximum continuous discharge current. Some listings advertise 6.7A or 6.8A, which doesn't match that primary source — treat the higher figures with caution rather than as confirmed specs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"82:1-83:260;6201-6512\"\u003e\u003cstrong\u003eIs Button Top a \"real\" Panasonic configuration?\u003c\/strong\u003e Panasonic manufactures the NCR18650B primarily as a flat top cell. The Button Top version here uses an added contact spring to convert it for devices that require a raised positive terminal — the cell inside is the same genuine Panasonic NCR18650B either way.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"85:1-86:195;6514-6762\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"88:1-89:152;6764-6958\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e The MC2 supports protected 21700 cells if you use it for those later. The Panasonic NCR18650B cells included in this bundle are unprotected bare cells.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"91:1-92:249;6960-7254\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"96:1-96:235;7261-7495\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650B Button Top cells with a verified XTAR MC2 charger — ready for high-capacity flashlights, power banks, and other moderate-drain builds out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"96:1-96:235;7261-7495\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454215913718,"sku":"OAS1674","price":20.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-b-button-2pack-mc2-hero_456c76d6-8e53-484a-8d27-92099589e266.webp?v=1786968327"},{"product_id":"panasonic-ncr18650-b-3400mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear","title":"Panasonic NCR18650-B 3400mAh Flat Top Li-ion Battery 2-Pack with XTAR MC2 USB Charger – High-Capacity Long-Run Power for Flashlights, Radios \u0026 Outdoor Gear","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;155-179\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;181-317\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:45;181-225\"\u003e2x Panasonic NCR18650B, 3,400mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;226-263\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;264-317\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:235;319-553\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine high-capacity 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:167;555-721\"\u003eFlat Top is the NCR18650B's native factory configuration — this is the standard terminal style Panasonic manufactures the cell in, not a converted or adapted version.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:167;555-721\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-dual-slot-usb-charger-high-capacity-power-bundle-for-flashlights-vapes\/\"\u003eClick here to buy: Panasonic NCR18650B Button Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;723-754\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:700;756-1455\"\u003eThe NCR18650B is one of the highest-capacity mainstream 18650 cells available, and it earned its reputation in laptop battery packs and early EV applications (Tesla's original Model S packs used this cell) before becoming a favorite for flashlights, laptop-style DIY packs, and other builds where capacity matters far more than burst current. Flat Top is the standard terminal type for most current devices — DIY packs, general electronics, and equipment that doesn't rely on spring-loaded contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:254;1457-1710\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once. It's a genuinely portable charger that doesn't ask you to sacrifice charge speed for its small size.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:39;1712-1750\"\u003ePanasonic NCR18650B — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:37;1752-2288\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,400mAh typical (3,200mAh minimum rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.625A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.875A per Panasonic's own spec sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~45-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.3mm x 65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:425;2290-2714\"\u003e\u003cstrong\u003eA note on discharge current claims:\u003c\/strong\u003e you'll see this cell advertised elsewhere at 6.7A or 6.8A continuous. That figure doesn't match Panasonic's own published spec sheet, which lists 4.875A as the maximum continuous discharge rating. This is a genuine high-capacity, moderate-drain cell — not a high-drain one — and it's worth knowing that going in, especially if you're comparing it to cells like the Samsung 30Q or 25R.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:425;2290-2714\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-dual-slot-usb-charger-high-capacity-power-bundle-for-flashlights-vapes\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:28;2716-2743\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:91;2745-3690\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 (3.6V\/3.7V Li-ion), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:317;3692-4008\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot is actually a bit below the NCR18650B's own standard charge current of 1.625A, so expect a full charge in roughly 4-4.5 hours rather than Panasonic's faster reference time — slower, but well within a safe range, and the trade-off for a charger this compact.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:37;4010-4046\"\u003eWhere the NCR18650B Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"61:1-64:93;4048-4434\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"61:1-61:109;4048-4156\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights run at low-to-moderate output\u003c\/strong\u003e — long runtime is the whole point of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"62:1-62:89;4157-4245\"\u003e\n\u003cstrong\u003eLaptop-style and general electronics packs\u003c\/strong\u003e — its original and most common use case\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"63:1-63:96;4246-4341\"\u003e\n\u003cstrong\u003ePower banks and backup power builds\u003c\/strong\u003e where energy density matters more than discharge rate\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:93;4342-4434\"\u003e\n\u003cstrong\u003eLow-drain DIY electronics\u003c\/strong\u003e that won't come close to demanding more than 4.875A per cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"66:1-66:261;4436-4696\"\u003eNot the right choice for sub-ohm  high-output flashlights on turbo, or power tools — this cell's discharge ceiling is meaningfully lower than dedicated high-drain cells like the 30Q, 25R, or 20R. If that's your use case, look at one of those instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"68:1-68:48;4698-4745\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"70:1-73:224;4747-5529\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:158;4747-4904\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:214;4905-5118\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650B. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"72:1-72:187;5119-5305\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"73:1-73:224;5306-5529\"\u003e\n\u003cstrong\u003eDon't put these in a high-drain device.\u003c\/strong\u003e A 4.875A ceiling is a real limit — pushing this cell toward the 6-7A figures sometimes advertised elsewhere risks excess heat and accelerated wear, not just reduced performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"75:1-75:30;5531-5560\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"77:1-78:201;5562-5828\"\u003e\u003cstrong\u003eCan this charger handle the NCR18650B's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot is a safe rate for this cell, even though it's a bit under Panasonic's own 1.625A standard charge current — expect roughly 4-4.5 hours for a full charge, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-81:234;5830-6144\"\u003e\u003cstrong\u003eWhy do different sellers list different max discharge ratings for this cell?\u003c\/strong\u003e Panasonic's own datasheet lists 4.875A as the maximum continuous discharge current. Some listings advertise 6.7A or 6.8A, which doesn't match that primary source — treat the higher figures with caution rather than as confirmed specs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-84:318;6146-6506\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"86:1-87:195;6508-6756\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-90:152;6758-6952\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e The MC2 supports protected 21700 cells if you use it for those later. The Panasonic NCR18650B cells included in this bundle are unprotected bare cells.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-93:249;6954-7248\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"97:1-97:233;7255-7487\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650B Flat Top cells with a verified XTAR MC2 charger — ready for high-capacity flashlights, power banks, and other moderate-drain builds out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"97:1-97:233;7255-7487\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454216110326,"sku":"OAS1677","price":20.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-b-flat-2pack-mc2-hero_cb948807-64e6-4088-a841-97fd9db8904b.webp?v=1786968326"},{"product_id":"panasonic-ncr18650-bd-3200mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear","title":"Panasonic NCR18650-BD 3200mAh Button Top Li-ion Battery 2-Pack with XTAR MC2 USB Charger – High-Capacity Long-Run Power for Flashlights, Radios \u0026 Outdoor Gear","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;158-182\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;184-323\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:48;184-231\"\u003e2x Panasonic NCR18650BD, 3,200mAh, Button Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;232-269\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;270-323\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:231;325-555\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine mid-drain 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:231;325-555\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-reliable-high-capacity-power-for-edc-flashlights-camping-lights-portable-devices\/\"\u003eClick here to buy: Panasonic NCR18650BD  Flat Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"13:1-13:32;557-588\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"15:1-15:648;590-1237\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Button Top is the terminal type required by devices with spring-loaded battery contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:262;1239-1500\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once — a rate that sits comfortably between this cell's standard (0.909A) and maximum (1.5A) charge current specs.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"19:1-19:40;1502-1541\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"21:1-39:39;1543-2259\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"41:1-41:326;2261-2586\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — unlike some cells in this category, there's no meaningful discrepancy between sources on its 10A discharge rating. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"41:1-41:326;2261-2586\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top . For Flat Top, \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-reliable-high-capacity-power-for-edc-flashlights-camping-lights-portable-devices\/\"\u003eclick here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"43:1-43:28;2588-2615\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"45:1-58:91;2617-3562\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 (3.6V\/3.7V Li-ion), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"60:1-60:231;3564-3794\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot sits between this cell's standard charge current (0.909A) and its 1.5A max — a sensible, comfortable rate. Expect a full charge in roughly 3.5-4 hours, both cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"62:1-62:38;3796-3833\"\u003eWhere the NCR18650BD Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"64:1-67:132;3835-4256\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:111;3835-3945\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"65:1-65:85;3946-4030\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"66:1-66:94;4031-4124\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"67:1-67:132;4125-4256\"\u003e\n\u003cstrong\u003eGeneral-purpose electronics packs\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"69:1-69:204;4258-4461\"\u003eNot the right choice for sub-ohm mechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"71:1-71:48;4463-4510\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"73:1-75:166;4512-5050\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"73:1-73:158;4512-4669\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"74:1-74:215;4670-4884\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"75:1-75:166;4885-5050\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"77:1-77:30;5052-5081\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-80:181;5083-5330\"\u003e\u003cstrong\u003eCan this charger handle the NCR18650BD's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot sits comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a full charge takes roughly 3.5-4 hours, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"82:1-83:314;5332-5702\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"85:1-86:195;5704-5952\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"88:1-89:153;5954-6149\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e The MC2 supports protected 21700 cells if you use it for those later. The Panasonic NCR18650BD cells included in this bundle are unprotected bare cells.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"91:1-92:249;6151-6445\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"96:1-96:223;6452-6674\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650BD Button Top cells with a verified XTAR MC2 charger — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"96:1-96:223;6452-6674\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454216175862,"sku":"OAS1680","price":22.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-button-2pack-mc2-hero_2314fad6-4316-4af7-88cf-c1a706234688.webp?v=1786968330"},{"product_id":"panasonic-ncr18650-bd-3200mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-reliable-high-capacity-power-for-edc-flashlights-camping-lights-portable-devices","title":"Panasonic NCR18650-BD 3200mAh Flat Top Li-ion Battery 2-Pack with XTAR MC2 USB Charger – Reliable High-Capacity Power for EDC Flashlights, Camping Lights \u0026 Portable Devices","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;156-180\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;182-319\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;182-227\"\u003e2x Panasonic NCR18650BD, 3,200mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;228-265\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;266-319\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:231;321-551\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine mid-drain 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:231;321-551\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear\/\"\u003eClick here to buy: NCR18650BD Button Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"13:1-13:32;553-584\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"15:1-15:716;586-1301\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Flat Top is the standard terminal type for most current devices — DIY packs, general electronics, and equipment that doesn't rely on spring-loaded contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:262;1303-1564\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once — a rate that sits comfortably between this cell's standard (0.909A) and maximum (1.5A) charge current specs.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"19:1-19:40;1566-1605\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"21:1-39:39;1607-2321\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"41:1-41:326;2323-2648\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — unlike some cells in this category, there's no meaningful discrepancy between sources on its 10A discharge rating. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"41:1-41:326;2323-2648\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-long-run-power-for-flashlights-radios-outdoor-gear\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"43:1-43:28;2650-2677\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"45:1-58:91;2679-3624\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion, sizes 10440 through 26650 (10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"60:1-60:231;3626-3856\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot sits between this cell's standard charge current (0.909A) and its 1.5A max — a sensible, comfortable rate. Expect a full charge in roughly 3.5-4 hours, both cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"62:1-62:38;3858-3895\"\u003eWhere the NCR18650BD Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"64:1-67:132;3897-4318\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:111;3897-4007\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"65:1-65:85;4008-4092\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"66:1-66:94;4093-4186\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"67:1-67:132;4187-4318\"\u003e\n\u003cstrong\u003eGeneral-purpose electronics packs\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"69:1-69:204;4320-4523\"\u003eNot the right choice for sub-ohm mechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"71:1-71:48;4525-4572\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"73:1-76:166;4574-5299\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"73:1-73:158;4574-4731\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"74:1-74:215;4732-4946\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"75:1-75:187;4947-5133\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"76:1-76:166;5134-5299\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"78:1-78:30;5301-5330\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-81:181;5332-5579\"\u003e\u003cstrong\u003eCan this charger handle the NCR18650BD's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot sits comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a full charge takes roughly 3.5-4 hours, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-84:314;5581-5951\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"86:1-87:261;5953-6256\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-90:195;6258-6506\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-93:153;6508-6703\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e The MC2 supports protected 21700 cells if you use it for those later. The Panasonic NCR18650BD cells included in this bundle are unprotected bare cells.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"95:1-96:249;6705-6999\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"100:1-100:221;7006-7226\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650BD Flat Top cells with a verified XTAR MC2 charger — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"97:1-97:233;7255-7487\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454216208630,"sku":"OAS1683","price":22.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-flat-2pack-mc2-hero_ef6e675a-737f-4abf-81ff-39d8407040f8.webp?v=1786968334"},{"product_id":"panasonic-ncr18650-ga-3500mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-power-kit-for-high-power-flashlights-vapes-outdoor-gear","title":"Panasonic NCR18650-GA 3500mAh Button Top Li-ion Battery 2-Pack with XTAR MC2 USB Charger – High-Capacity Power Kit for High-Power Flashlights,  Outdoor Gear","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;164-188\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;190-343\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:62;190-251\"\u003e2x Panasonic NCR18650GA, 3,450mAh, Button Top (unprotected)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;252-289\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;290-343\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:235;345-579\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine high-capacity 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:510;581-1090\"\u003e\u003cstrong\u003eA note on Button Top GA cells:\u003c\/strong\u003e the market has two distinct versions sold as \"NCR18650GA Button Top.\" The version in this bundle is an unprotected bare cell with a mechanically converted raised terminal — full 10A discharge capability, same internal cell as the Flat Top version. A separate, longer \"Protected Button Top\" version also exists elsewhere with a built-in PCB that caps discharge at 5A. If you've seen the GA advertised with a 5A limit, that's the protected variant, not what's in this listing.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:510;581-1090\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-performance-power-bundle-for-edc-flashlights-camping-lights-drones\/\"\u003eClick here to buy: Panasonic NCR18650GA  Flat Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;1092-1123\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:519;1125-1643\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Button Top is the terminal type required by devices with spring-loaded battery contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:234;1645-1878\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once — a safe, comfortable rate just under this cell's 1.475A standard charge current.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:40;1880-1919\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:41;1921-2483\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top (unprotected, mechanically converted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:444;2485-2928\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. Don't assume a cell printed \"3300mAh\" is a lower-capacity fake; check other authenticity markers (weight, lot code, seller sourcing) rather than the printed number alone.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:444;2485-2928\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top . For Flat Top, \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-performance-power-bundle-for-edc-flashlights-camping-lights-drones\/\"\u003eclick here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:28;2930-2957\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:91;2959-3904\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion, sizes 10440 through 26650 (10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:207;3906-4112\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot is just under this cell's 1.475A standard charge current — a safe, unhurried rate. Expect a full charge in roughly 4-4.5 hours, both cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:38;4114-4151\"\u003eWhere the NCR18650GA Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"61:1-64:64;4153-4508\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"61:1-61:91;4153-4243\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"62:1-62:103;4244-4346\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"63:1-63:98;4347-4444\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:64;4445-4508\"\u003e\u003cstrong\u003eGoggles, radios, and similar low-to-moderate current gear\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"66:1-66:291;4510-4800\"\u003eNot recommended for sub-ohm applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically, even compared to other moderate-drain cells. If you need a vaping-focused cell, look at the Samsung 30Q or 25R instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"68:1-68:48;4802-4849\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"70:1-72:175;4851-5396\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:158;4851-5008\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:213;5009-5221\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"72:1-72:175;5222-5396\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that — a dedicated high-drain cell is the safer choice for those applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"74:1-74:30;5398-5427\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"76:1-77:288;5429-5773\"\u003e\u003cstrong\u003eIs this Button Top version protected or unprotected?\u003c\/strong\u003e Unprotected. This is a bare cell with a mechanically converted raised terminal, retaining the full 10A discharge rating. A separate \"Protected Button Top\" version with a built-in PCB also exists on the market, capped at 5A due to the protection circuit — that's not what's included here.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-80:149;5775-5982\"\u003e\u003cstrong\u003eCan this charger handle the GA's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot sits just under this cell's 1.475A standard charge current — a full charge takes roughly 4-4.5 hours, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"82:1-83:230;5984-6277\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"85:1-86:195;6279-6527\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"88:1-89:249;6529-6823\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"93:1-93:224;6830-7053\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650GA Button Top cells with a verified XTAR MC2 charger — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"93:1-93:224;6830-7053\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454216274166,"sku":"OAS1686","price":26.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-button-2pack-mc2-hero_7b0a4678-8825-4150-a375-cea8084cdc3f.webp?v=1786968337"},{"product_id":"panasonic-ncr18650-ga-3500mah-flat-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-performance-power-bundle-for-edc-flashlights-camping-lights-drones","title":"Panasonic NCR18650-GA 3500mAh Flat Top Li-ion Battery 2-Pack with XTAR MC2 USB Charger – High-Performance Power Bundle for EDC Flashlights, Camping Lights \u0026 Drones","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;162-186\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:54;188-325\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;188-233\"\u003e2x Panasonic NCR18650GA, 3,450mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:38;234-271\"\u003e1x XTAR MC2 dual-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:54;272-325\"\u003e1x USB-C charging cable (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:235;327-561\"\u003eA ready-to-go starter kit for anyone who needs two matched, genuine high-capacity 18650 cells and a compact way to charge them — no separate charger purchase, no guessing whether a charger you already own is a safe, appropriate match.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:184;563-746\"\u003eFlat Top is the NCR18650GA's native factory configuration — this is the standard, unprotected form Panasonic\/Sanyo manufactures the cell in, with the full 10A discharge rating intact.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:184;563-746\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-power-kit-for-high-power-flashlights-vapes-outdoor-gear\/\"\u003eClick here to buy: Panasonic NCR18650GA Button Top + XTAR MC2 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;748-779\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:579;781-1359\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Flat Top is the standard terminal type for most current devices — DIY packs, work lights, and equipment that doesn't rely on spring-loaded contacts. Buying two cells together as a matched pair means you're starting with cells from a similar batch, which matters for anything that runs cells in series or expects consistent performance between them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:234;1361-1594\"\u003eThe XTAR MC2 pairs well here because it charges both slots at a full 1A simultaneously, with no current-splitting trade-off for using both bays at once — a safe, comfortable rate just under this cell's 1.475A standard charge current.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:40;1596-1635\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:41;1637-2190\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:444;2192-2635\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. Don't assume a cell printed \"3300mAh\" is a lower-capacity fake; check other authenticity markers (weight, lot code, seller sourcing) rather than the printed number alone.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:444;2192-2635\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-button-top-li-ion-battery-2-pack-with-xtar-mc2-usb-charger-high-capacity-power-kit-for-high-power-flashlights-vapes-outdoor-gear\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:28;2637-2664\"\u003eXTAR MC2 — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:91;2666-3611\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A per slot — both slots simultaneously, no splitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 2 independent slots with automatic detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnd-of-Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA cutoff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W53mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e54g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 (3.6V\/3.7V Li-ion), including protected 21700 cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — can recover some over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off\/unlit = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection, short-circuit protection, 3-stage charge control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:207;3613-3819\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the MC2's 1A per slot is just under this cell's 1.475A standard charge current — a safe, unhurried rate. Expect a full charge in roughly 4-4.5 hours, both cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:38;3821-3858\"\u003eWhere the NCR18650GA Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"61:1-64:64;3860-4215\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"61:1-61:91;3860-3950\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"62:1-62:103;3951-4053\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"63:1-63:98;4054-4151\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"64:1-64:64;4152-4215\"\u003e\u003cstrong\u003eGoggles, radios, and similar low-to-moderate current gear\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"66:1-66:291;4217-4507\"\u003eNot recommended for sub-ohm applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically, even compared to other moderate-drain cells.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"68:1-68:48;4509-4556\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"70:1-73:175;4558-5290\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:158;4558-4715\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:213;4716-4928\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells. Pairing cells from different ages or usage histories in a series\/parallel setup can cause imbalanced charging over time.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"72:1-72:187;4929-5115\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"73:1-73:175;5116-5290\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that — a dedicated high-drain cell is the safer choice for those applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"75:1-75:30;5292-5321\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"77:1-78:149;5323-5530\"\u003e\u003cstrong\u003eCan this charger handle the GA's full capacity safely?\u003c\/strong\u003e Yes. The MC2's 1A per slot sits just under this cell's 1.475A standard charge current — a full charge takes roughly 4-4.5 hours, both cells at once.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-81:230;5532-5825\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-84:324;5827-6193\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic\/Sanyo manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"86:1-87:195;6195-6443\"\u003e\u003cstrong\u003eCan I charge two different battery sizes at once?\u003c\/strong\u003e Yes — the MC2's two slots operate independently with automatic size and chemistry detection, so you could charge one 18650 and a differently-sized cell (like a 21700) at the same time if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-90:249;6445-6739\"\u003e\u003cstrong\u003eWhat does the \"0V activation\" feature do?\u003c\/strong\u003e It lets the charger attempt a slow, controlled charge on cells drained deep enough that a standard charger would refuse to recognize them at all. It won't save every over-discharged cell, but it can recover some that would otherwise be written off.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"94:1-94:222;6746-6967\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched pair of genuine Panasonic NCR18650GA Flat Top cells with a verified XTAR MC2 charger — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e\n\u003cp data-sourcepos=\"94:1-94:222;6746-6967\"\u003e\u003cspan class=\"\"\u003eAuthentic Panasonic Cells – sourced from official distributors. No rewraps, no fakes.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eFast \u0026amp; Tracked Shipping (US\/EU\/UK\/AU\/CA).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e30-Day Satisfaction Guarantee.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454216438006,"sku":"OAS1689","price":26.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-flat-2pack-mc2-hero_bc4fbb76-b1e7-4f90-986c-d679be7f208d.webp?v=1786968338"},{"product_id":"panasonic-ncr18650-b-3400mah-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-power-bundle-for-edc-flashlights-outdoor-gear-backup-systems","title":"Panasonic NCR18650-B 3400mAh Flat Top Battery 4-Pack with XTAR VC4SL Charger – High-Capacity Power Bundle for EDC Flashlights, Outdoor Gear \u0026 Backup Systems","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;157-181\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:91;183-359\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:45;183-227\"\u003e4x Panasonic NCR18650B, 3,400mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;228-268\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:91;269-359\"\u003e1x Type-C QC3.0 fast-charge cable, storage pouch, and manual (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:233;361-593\"\u003eA complete kit for anyone running a 4-cell device or building a small pack — four matched, genuine high-capacity cells paired with a charger that does more than just charge: it tests, monitors, and reports on each cell individually.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:167;595-761\"\u003eFlat Top is the NCR18650B's native factory configuration — this is the standard terminal style Panasonic manufactures the cell in, not a converted or adapted version.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:167;595-761\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-button-top-battery-4-pack-with-xtar-vc4sl-charger-ultra-high-capacity-long-run-kit-for-flashlights-camping-lights-radios\/\"\u003eClick here to buy: Panasonic NCR18650B Button Top + XTAR VC4SL 4 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;763-794\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:610;796-1405\"\u003eThe NCR18650B is one of the highest-capacity mainstream 18650 cells available — it earned its reputation in laptop battery packs and early EV applications before becoming a favorite for high-capacity flashlights and DIY packs where runtime matters far more than burst current. Four cells bought together as a matched set means consistent capacity and internal resistance across the group, which matters for anything running cells in series or parallel. Flat Top is the standard terminal type for most current devices — DIY packs, general electronics, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:510;1407-1916\"\u003eThe XTAR VC4SL is a real step up from a basic charger: an LCD display showing live capacity, current, and internal resistance per slot, plus a capacity-test (grading) mode that charges, discharges, and recharges a cell to verify its actual capacity rather than just trusting the label. For a cell like the NCR18650B — where you'll see wildly different discharge ratings advertised across the market — having a charger that reports real, measured numbers is genuinely useful for cutting through that confusion.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:39;1918-1956\"\u003ePanasonic NCR18650B — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:37;1958-2494\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,400mAh typical (3,200mAh minimum rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.625A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.875A per Panasonic's own spec sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~45-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.3mm x 65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:314;2496-2809\"\u003e\u003cstrong\u003eA note on discharge current claims:\u003c\/strong\u003e you'll see this cell advertised elsewhere at 6.7A or 6.8A continuous. That figure doesn't match Panasonic's own published spec sheet, which lists 4.875A as the maximum continuous discharge rating. This is a genuine high-capacity, moderate-drain cell — not a high-drain one.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:314;2496-2809\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-button-top-battery-4-pack-with-xtar-vc4sl-charger-ultra-high-capacity-long-run-kit-for-flashlights-camping-lights-radios\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:30;2811-2840\"\u003eXTAR VC4SL — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:155;2842-4300\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4 — steps down automatically as more slots are occupied, or can be manually adjusted within what the slot count allows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots, dynamic power allocation based on input power available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — press Mode to cycle between capacity, current, and internal resistance readouts per slot in real time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode (charge → discharge → recharge cycle to verify true capacity), storage mode (charges or discharges cells to their rated storage voltage to extend battery life), standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, flat-top 32650. 1.2V Ni-MH\/Ni-Cd: AAA, AA, A, SC, C. Supports protected 20700\/21700 cells; spring-loaded slots can also fit two 32650s and two 18650s at once\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (displays \"Err,\" shows 0V, and stops automatically), auto cut-off when fully charged, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:342;4302-4643\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the VC4SL's 1A-per-slot rate (with all four bays occupied and the QC3.0 adapter active) is a bit below the NCR18650B's own 1.625A standard charge current, so expect a full charge in roughly 4-4.5 hours for all four cells at once — slower than Panasonic's own reference rate, but well within a safe range.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:43;4645-4687\"\u003eWhy the Capacity Test Mode Matters Here\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"61:1-61:504;4689-5192\"\u003eThe NCR18650B is a cell with genuinely inconsistent specs floating around online — you'll see it marketed anywhere from 4.875A to 6.8A depending on the seller. Buying four cells and being able to actually test their real capacity and internal resistance, rather than relying on whatever number happens to be printed on a listing, is a meaningful way to know what you actually bought. The VC4SL's grading mode runs each cell through a full charge-discharge-recharge cycle and reports the measured result.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"63:1-63:35;5194-5228\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"65:1-68:85;5230-5617\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"65:1-65:109;5230-5338\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights run at low-to-moderate output\u003c\/strong\u003e — long runtime is the whole point of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"66:1-66:89;5339-5427\"\u003e\n\u003cstrong\u003eLaptop-style and general electronics packs\u003c\/strong\u003e — its original and most common use case\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"67:1-67:105;5428-5532\"\u003e\n\u003cstrong\u003e4S, 2S2P, or similar DIY pack configurations\u003c\/strong\u003e where energy density matters more than discharge rate\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"68:1-68:85;5533-5617\"\u003e\n\u003cstrong\u003ePower banks and backup power builds\u003c\/strong\u003e built from a verified, matched set of four\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"70:1-70:206;5619-5824\"\u003eNot the right choice for sub-ohm high-output flashlights on turbo, or power tools — this cell's discharge ceiling is meaningfully lower than dedicated high-drain cells like the 30Q, 25R, or 20R.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"72:1-72:48;5826-5873\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"74:1-77:194;5875-6613\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"74:1-74:158;5875-6032\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"75:1-75:200;6033-6232\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650B — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"76:1-76:187;6233-6419\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"77:1-77:194;6420-6613\"\u003e\n\u003cstrong\u003eDon't put these in a high-drain device.\u003c\/strong\u003e A 4.875A ceiling is a real limit — pushing this cell toward the 6-7A figures sometimes advertised elsewhere risks excess heat and accelerated wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"79:1-79:30;6615-6644\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"81:1-82:304;6646-7015\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. For a cell like the NCR18650B, where marketed specs vary a lot between sellers, that's a genuinely useful way to verify what you have.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"84:1-85:234;7017-7331\"\u003e\u003cstrong\u003eWhy do different sellers list different max discharge ratings for this cell?\u003c\/strong\u003e Panasonic's own datasheet lists 4.875A as the maximum continuous discharge current. Some listings advertise 6.7A or 6.8A, which doesn't match that primary source — treat the higher figures with caution rather than as confirmed specs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"87:1-88:318;7333-7693\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"90:1-91:192;7695-7934\"\u003e\u003cstrong\u003eDo I need to charge all four cells at once?\u003c\/strong\u003e No — each of the four slots operates independently, so you can charge one, two, three, or four cells at a time, and mix different cell sizes or even NiMH batteries across the slots if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"93:1-94:162;7936-8144\"\u003e\u003cstrong\u003eWhat happens if I insert a cell backwards?\u003c\/strong\u003e The display shows \"Err\" for that slot and the voltage reading drops to 0 — the charger stops working on that slot automatically rather than attempting to charge.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"98:1-98:239;8151-8389\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of four genuine Panasonic NCR18650B Flat Top cells with a verified XTAR VC4SL charger — ready for high-capacity flashlights, power banks, and other moderate-drain builds out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454217617654,"sku":"OAS1678","price":54.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-b-flat-4pack-vc4sl-hero_1082dbe1-1839-4eae-b1f3-de993377ccba.webp?v=1786968383"},{"product_id":"panasonic-ncr18650-bd-3200mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-long-run-power-kit-for-flashlights-camping-lights-portable-power-stations","title":"Panasonic NCR18650-BD 3200mAh 10A Button Top Battery 4-Pack with XTAR VC4SL Charger – High-Capacity Long-Run Power Kit for Flashlights, Camping Lights \u0026 Portable Power Stations","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;160-184\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:91;186-365\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:48;186-233\"\u003e4x Panasonic NCR18650BD, 3,200mAh, Button Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;234-274\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:91;275-365\"\u003e1x Type-C QC3.0 fast-charge cable, storage pouch, and manual (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:229;367-595\"\u003eA complete kit for anyone running a 4-cell device or building a small pack — four matched, genuine mid-drain cells paired with a charger that does more than just charge: it tests, monitors, and reports on each cell individually.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:229;367-595\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-power-bundle-for-edc-flashlights-outdoor-gear-backup-systems\/\"\u003eClick here to buy: Panasonic NCR18650BD Flat Top + XTAR VC4SL 4 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"13:1-13:32;597-628\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"15:1-15:624;630-1253\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Four cells bought together as a matched set means consistent capacity and internal resistance across the group, which matters for anything running cells in series or parallel. Button Top is the terminal type required by devices with spring-loaded battery contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:561;1255-1815\"\u003eThe XTAR VC4SL is a real step up from a basic charger: an LCD display showing live capacity, current, and internal resistance per slot, plus a capacity-test (grading) mode that charges, discharges, and recharges a cell to verify its actual capacity rather than just trusting the label. This cell's specs are already well-documented and consistent across independent sources, so the grading mode here is less about resolving conflicting claims and more about confirming your specific four cells are performing as a matched set before you build them into a pack.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"19:1-19:40;1817-1856\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"21:1-39:39;1858-2574\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"41:1-41:318;2576-2893\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — no meaningful discrepancy between sources on its 10A discharge rating, unlike some cells in this category. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"41:1-41:318;2576-2893\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. For Flat Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-power-bundle-for-edc-flashlights-outdoor-gear-backup-systems\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"43:1-43:30;2895-2924\"\u003eXTAR VC4SL — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"45:1-58:155;2926-4384\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4 — steps down automatically as more slots are occupied, or can be manually adjusted within what the slot count allows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots, dynamic power allocation based on input power available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — press Mode to cycle between capacity, current, and internal resistance readouts per slot in real time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode (charge → discharge → recharge cycle to verify true capacity), storage mode (charges or discharges cells to their rated storage voltage to extend battery life), standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, flat-top 32650. 1.2V Ni-MH\/Ni-Cd: AAA, AA, A, SC, C. Supports protected 20700\/21700 cells; spring-loaded slots can also fit two 32650s and two 18650s at once\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (displays \"Err,\" shows 0V, and stops automatically), auto cut-off when fully charged, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"60:1-60:313;4386-4698\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the VC4SL's 1A-per-slot rate (with all four bays occupied and the QC3.0 adapter active) sits comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a sensible, safe rate. Expect a full charge in roughly 3.5-4 hours for all four cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"62:1-62:51;4700-4750\"\u003eWhy the Capacity Test Mode Matters for a 4-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"64:1-64:516;4752-5267\"\u003eBuying four cells at once is exactly the scenario where verifying consistency pays off, even for a well-documented cell like this one. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity — so instead of just trusting that all four cells hit their rated ~3,180mAh, you can check for yourself before building them into a series or parallel pack. Cells with a wider gap during testing are worth flagging rather than mixing into a tight pack build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"66:1-66:35;5269-5303\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"68:1-71:125;5305-5719\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"68:1-68:111;5305-5415\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"69:1-69:85;5416-5500\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:94;5501-5594\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:125;5595-5719\"\u003e\n\u003cstrong\u003eDIY packs (2S2P, 4S, etc.)\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"73:1-73:204;5721-5924\"\u003eNot the right choice for sub-ohm  mechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"75:1-75:48;5926-5973\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"77:1-79:166;5975-6499\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"77:1-77:158;5975-6132\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"78:1-78:201;6133-6333\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"79:1-79:166;6334-6499\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"81:1-81:30;6501-6530\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-84:230;6532-6827\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. It's a genuine diagnostic tool, not just a charge indicator.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"86:1-87:314;6829-7199\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-90:192;7201-7440\"\u003e\u003cstrong\u003eDo I need to charge all four cells at once?\u003c\/strong\u003e No — each of the four slots operates independently, so you can charge one, two, three, or four cells at a time, and mix different cell sizes or even NiMH batteries across the slots if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-93:162;7442-7650\"\u003e\u003cstrong\u003eWhat happens if I insert a cell backwards?\u003c\/strong\u003e The display shows \"Err\" for that slot and the voltage reading drops to 0 — the charger stops working on that slot automatically rather than attempting to charge.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"97:1-97:229;7657-7885\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of four genuine Panasonic NCR18650BD Button Top cells with a verified XTAR VC4SL charger — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454217814262,"sku":"OAS1681","price":69.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-button-4pack-vc4sl-hero_6764c9f4-20cb-419b-b991-9db93878fce5.webp?v=1786968383"},{"product_id":"panasonic-ncr18650-bd-3200mah-10a-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-power-bundle-for-edc-flashlights-outdoor-gear-off-grid-backup","title":"Panasonic NCR18650-BD 3200mAh 10A Flat Top Battery 4-Pack with XTAR VC4SL Charger – High-Capacity Power Bundle for EDC Flashlights, Outdoor Gear \u0026 Off-Grid Backup","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;158-182\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:91;184-361\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;184-229\"\u003e4x Panasonic NCR18650BD, 3,200mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;230-270\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:91;271-361\"\u003e1x Type-C QC3.0 fast-charge cable, storage pouch, and manual (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:229;363-591\"\u003eA complete kit for anyone running a 4-cell device or building a small pack — four matched, genuine mid-drain cells paired with a charger that does more than just charge: it tests, monitors, and reports on each cell individually.\u003c\/p\u003e\n\u003cp data-sourcepos=\"11:1-11:229;363-591\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-long-run-power-kit-for-flashlights-camping-lights-portable-power-stations\/\"\u003eClick here to buy: Panasonic NCR18650BD Button Top + XTAR VC4SL 4 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"13:1-13:32;593-624\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"15:1-15:692;626-1317\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Four cells bought together as a matched set means consistent capacity and internal resistance across the group, which matters for anything running cells in series or parallel. Flat Top is the standard terminal type for most current devices — DIY packs, tool battery builds, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:561;1319-1879\"\u003eThe XTAR VC4SL is a real step up from a basic charger: an LCD display showing live capacity, current, and internal resistance per slot, plus a capacity-test (grading) mode that charges, discharges, and recharges a cell to verify its actual capacity rather than just trusting the label. This cell's specs are already well-documented and consistent across independent sources, so the grading mode here is less about resolving conflicting claims and more about confirming your specific four cells are performing as a matched set before you build them into a pack.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"19:1-19:40;1881-1920\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"21:1-39:39;1922-2636\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"41:1-41:318;2638-2955\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — no meaningful discrepancy between sources on its 10A discharge rating, unlike some cells in this category. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"41:1-41:318;2638-2955\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-capacity-long-run-power-kit-for-flashlights-camping-lights-portable-power-stations\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"43:1-43:30;2957-2986\"\u003eXTAR VC4SL — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"45:1-58:155;2988-4446\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4 — steps down automatically as more slots are occupied, or can be manually adjusted within what the slot count allows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots, dynamic power allocation based on input power available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — press Mode to cycle between capacity, current, and internal resistance readouts per slot in real time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode (charge → discharge → recharge cycle to verify true capacity), storage mode (charges or discharges cells to their rated storage voltage to extend battery life), standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, flat-top 32650. 1.2V Ni-MH\/Ni-Cd: AAA, AA, A, SC, C. Supports protected 20700\/21700 cells; spring-loaded slots can also fit two 32650s and two 18650s at once\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (displays \"Err,\" shows 0V, and stops automatically), auto cut-off when fully charged, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"60:1-60:313;4448-4760\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the VC4SL's 1A-per-slot rate (with all four bays occupied and the QC3.0 adapter active) sits comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a sensible, safe rate. Expect a full charge in roughly 3.5-4 hours for all four cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"62:1-62:51;4762-4812\"\u003eWhy the Capacity Test Mode Matters for a 4-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"64:1-64:516;4814-5329\"\u003eBuying four cells at once is exactly the scenario where verifying consistency pays off, even for a well-documented cell like this one. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity — so instead of just trusting that all four cells hit their rated ~3,180mAh, you can check for yourself before building them into a series or parallel pack. Cells with a wider gap during testing are worth flagging rather than mixing into a tight pack build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"66:1-66:35;5331-5365\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"68:1-71:125;5367-5781\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"68:1-68:111;5367-5477\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"69:1-69:85;5478-5562\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"70:1-70:94;5563-5656\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"71:1-71:125;5657-5781\"\u003e\n\u003cstrong\u003eDIY packs (2S2P, 4S, etc.)\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"73:1-73:204;5783-5986\"\u003eNot the right choice for sub-ohm mechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"75:1-75:48;5988-6035\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"77:1-80:166;6037-6748\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"77:1-77:158;6037-6194\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"78:1-78:201;6195-6395\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"79:1-79:187;6396-6582\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"80:1-80:166;6583-6748\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"82:1-82:30;6750-6779\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"84:1-85:230;6781-7076\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. It's a genuine diagnostic tool, not just a charge indicator.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"87:1-88:314;7078-7448\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"90:1-91:261;7450-7753\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"93:1-94:192;7755-7994\"\u003e\u003cstrong\u003eDo I need to charge all four cells at once?\u003c\/strong\u003e No — each of the four slots operates independently, so you can charge one, two, three, or four cells at a time, and mix different cell sizes or even NiMH batteries across the slots if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"96:1-97:162;7996-8204\"\u003e\u003cstrong\u003eWhat happens if I insert a cell backwards?\u003c\/strong\u003e The display shows \"Err\" for that slot and the voltage reading drops to 0 — the charger stops working on that slot automatically rather than attempting to charge.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"101:1-101:227;8211-8437\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of four genuine Panasonic NCR18650BD Flat Top cells with a verified XTAR VC4SL charger — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454217847030,"sku":"OAS1684","price":69.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-flat-4pack-vc4sl-hero_6c76db2e-7fb2-4598-93eb-6a6199f36a47.webp?v=1786968387"},{"product_id":"panasonic-ncr18650-ga-3500mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes","title":"Panasonic NCR18650-GA 3500mAh 10A Button Top Battery 4-Pack with XTAR VC4SL Charger – High-Performance Long-Run Power Kit for High-Lumen Flashlights, Power Stations","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;166-190\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:91;192-385\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:62;192-253\"\u003e4x Panasonic NCR18650GA, 3,450mAh, Button Top (unprotected)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;254-294\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:91;295-385\"\u003e1x Type-C QC3.0 fast-charge cable, storage pouch, and manual (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:233;387-619\"\u003eA complete kit for anyone running a 4-cell device or building a small pack — four matched, genuine high-capacity cells paired with a charger that does more than just charge: it tests, monitors, and reports on each cell individually.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:510;621-1130\"\u003e\u003cstrong\u003eA note on Button Top GA cells:\u003c\/strong\u003e the market has two distinct versions sold as \"NCR18650GA Button Top.\" The version in this bundle is an unprotected bare cell with a mechanically converted raised terminal — full 10A discharge capability, same internal cell as the Flat Top version. A separate, longer \"Protected Button Top\" version also exists elsewhere with a built-in PCB that caps discharge at 5A. If you've seen the GA advertised with a 5A limit, that's the protected variant, not what's in this listing.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:510;621-1130\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices\/\"\u003eClick here to buy: Panasonic NCR18650GA Flat Top + XTAR VC4SL 4 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;1132-1163\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:495;1165-1659\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Four cells bought together as a matched set means consistent capacity and internal resistance across the group, which matters for anything running cells in series or parallel. Button Top is the terminal type required by devices with spring-loaded battery contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:499;1661-2159\"\u003eThe XTAR VC4SL is a real step up from a basic charger: an LCD display showing live capacity, current, and internal resistance per slot, plus a capacity-test (grading) mode that charges, discharges, and recharges a cell to verify its actual capacity rather than just trusting the label. Given the wrap-printing quirk noted below, this cell is a good candidate for that verification — you can confirm actual measured capacity rather than relying on whichever number happens to be printed on the wrap.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:40;2161-2200\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:41;2202-2764\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top (unprotected, mechanically converted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:424;2766-3189\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. This is exactly the kind of ambiguity the VC4SL's grading mode can clear up — run the test and see the real number rather than guessing from the wrap.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:424;2766-3189\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. For Flat Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:30;3191-3220\"\u003eXTAR VC4SL — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:155;3222-4680\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4 — steps down automatically as more slots are occupied, or can be manually adjusted within what the slot count allows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots, dynamic power allocation based on input power available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — press Mode to cycle between capacity, current, and internal resistance readouts per slot in real time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode (charge → discharge → recharge cycle to verify true capacity), storage mode (charges or discharges cells to their rated storage voltage to extend battery life), standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, flat-top 32650.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.2V Ni-MH\/Ni-Cd: AAA, AA, A, SC, C. Supports protected 20700\/21700 cells; spring-loaded slots can also fit two 32650s and two 18650s at once\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (displays \"Err,\" shows 0V, and stops automatically), auto cut-off when fully charged, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:280;4682-4961\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the VC4SL's 1A-per-slot rate (with all four bays occupied and the QC3.0 adapter active) is just under this cell's 1.475A standard charge current — a safe, unhurried rate. Expect a full charge in roughly 4-4.5 hours for all four cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:51;4963-5013\"\u003eWhy the Capacity Test Mode Matters for a 4-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"61:1-61:487;5015-5501\"\u003eBuying four cells at once is exactly the scenario where verifying consistency pays off — and for a cell with a wrap-printing convention that can understate its own capacity, being able to actually measure it rather than read it off the label is a genuine advantage. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity, so you can confirm all four cells are performing consistently before committing them to a build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"63:1-63:35;5503-5537\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"65:1-68:94;5539-5924\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"65:1-65:91;5539-5629\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"66:1-66:103;5630-5732\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"67:1-67:98;5733-5830\"\u003e\n\u003cstrong\u003e4S, 2S2P, or similar DIY pack configurations\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"68:1-68:94;5831-5924\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e built from a verified, matched set of four\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"70:1-70:291;5926-6216\"\u003eNot recommended for sub-ohm applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically, even compared to other moderate-drain cells. If you need a vaping-focused cell, look at the Samsung 30Q or 25R instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"72:1-72:48;6218-6265\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"74:1-76:175;6267-6798\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"74:1-74:158;6267-6424\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"75:1-75:199;6425-6623\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"76:1-76:175;6624-6798\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that — a dedicated high-drain cell is the safer choice for those applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"78:1-78:30;6800-6829\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-81:288;6831-7175\"\u003e\u003cstrong\u003eIs this Button Top version protected or unprotected?\u003c\/strong\u003e Unprotected. This is a bare cell with a mechanically converted raised terminal, retaining the full 10A discharge rating. A separate \"Protected Button Top\" version with a built-in PCB also exists on the market, capped at 5A due to the protection circuit — that's not what's included here.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-84:306;7177-7548\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. For a cell like the GA, where wrap printing can show a lower minimum-rated figure, that's a genuinely useful way to see the real number.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"86:1-87:230;7550-7843\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-90:192;7845-8084\"\u003e\u003cstrong\u003eDo I need to charge all four cells at once?\u003c\/strong\u003e No — each of the four slots operates independently, so you can charge one, two, three, or four cells at a time, and mix different cell sizes or even NiMH batteries across the slots if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-93:162;8086-8294\"\u003e\u003cstrong\u003eWhat happens if I insert a cell backwards?\u003c\/strong\u003e The display shows \"Err\" for that slot and the voltage reading drops to 0 — the charger stops working on that slot automatically rather than attempting to charge.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"97:1-97:230;8301-8530\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of four genuine Panasonic NCR18650GA Button Top cells with a verified XTAR VC4SL charger — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454217879798,"sku":"OAS1687","price":72.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-button-4pack-vc4sl-hero_c1c3270f-ea61-47c0-b2d7-7730121b4e81.webp?v=1786968393"},{"product_id":"panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices","title":"Panasonic NCR18650-GA 3500mAh 10A Flat Top Battery 4-Pack with XTAR VC4SL Charger – High-Performance Power Bundle for EDC Flashlights, Camping Gear \u0026 High-Drain Devices","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;164-188\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-9:91;190-367\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;190-235\"\u003e4x Panasonic NCR18650GA, 3,450mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;236-276\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:91;277-367\"\u003e1x Type-C QC3.0 fast-charge cable, storage pouch, and manual (included with the charger)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"11:1-11:233;369-601\"\u003eA complete kit for anyone running a 4-cell device or building a small pack — four matched, genuine high-capacity cells paired with a charger that does more than just charge: it tests, monitors, and reports on each cell individually.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"13:1-13:184;603-786\"\u003eFlat Top is the NCR18650GA's native factory configuration — this is the standard, unprotected form Panasonic\/Sanyo manufactures the cell in, with the full 10A discharge rating intact.\u003c\/p\u003e\n\u003cp data-sourcepos=\"13:1-13:184;603-786\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes\/\"\u003eClick here to buy: Panasonic NCR18650GA Button Top + XTAR VC4SL 4 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"15:1-15:32;788-819\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"17:1-17:555;821-1375\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Four cells bought together as a matched set means consistent capacity and internal resistance across the group, which matters for anything running cells in series or parallel. Flat Top is the standard terminal type for most current devices — DIY packs, work lights, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"19:1-19:499;1377-1875\"\u003eThe XTAR VC4SL is a real step up from a basic charger: an LCD display showing live capacity, current, and internal resistance per slot, plus a capacity-test (grading) mode that charges, discharges, and recharges a cell to verify its actual capacity rather than just trusting the label. Given the wrap-printing quirk noted below, this cell is a good candidate for that verification — you can confirm actual measured capacity rather than relying on whichever number happens to be printed on the wrap.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"21:1-21:40;1877-1916\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"23:1-36:41;1918-2471\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:424;2473-2896\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. This is exactly the kind of ambiguity the VC4SL's grading mode can clear up — run the test and see the real number rather than guessing from the wrap.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:424;2473-2896\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:30;2898-2927\"\u003eXTAR VC4SL — Charger Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:155;2929-4387\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4 — steps down automatically as more slots are occupied, or can be manually adjusted within what the slot count allows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots, dynamic power allocation based on input power available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — press Mode to cycle between capacity, current, and internal resistance readouts per slot in real time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode (charge → discharge → recharge cycle to verify true capacity), storage mode (charges or discharges cells to their rated storage voltage to extend battery life), standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, flat-top 32650. 1.2V Ni-MH\/Ni-Cd: AAA, AA, A, SC, C. Supports protected 20700\/21700 cells; spring-loaded slots can also fit two 32650s and two 18650s at once\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (displays \"Err,\" shows 0V, and stops automatically), auto cut-off when fully charged, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"57:1-57:280;4389-4668\"\u003e\u003cstrong\u003eA realistic note on charge time:\u003c\/strong\u003e the VC4SL's 1A-per-slot rate (with all four bays occupied and the QC3.0 adapter active) is just under this cell's 1.475A standard charge current — a safe, unhurried rate. Expect a full charge in roughly 4-4.5 hours for all four cells at once.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"59:1-59:51;4670-4720\"\u003eWhy the Capacity Test Mode Matters for a 4-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"61:1-61:487;4722-5208\"\u003eBuying four cells at once is exactly the scenario where verifying consistency pays off — and for a cell with a wrap-printing convention that can understate its own capacity, being able to actually measure it rather than read it off the label is a genuine advantage. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity, so you can confirm all four cells are performing consistently before committing them to a build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"63:1-63:35;5210-5244\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"65:1-68:94;5246-5631\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"65:1-65:91;5246-5336\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"66:1-66:103;5337-5439\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"67:1-67:98;5440-5537\"\u003e\n\u003cstrong\u003e4S, 2S2P, or similar DIY pack configurations\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"68:1-68:94;5538-5631\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e built from a verified, matched set of four\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"70:1-70:291;5633-5923\"\u003eNot recommended for sub-ohm applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically, even compared to other moderate-drain cells.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"72:1-72:48;5925-5972\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"74:1-77:175;5974-6692\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"74:1-74:158;5974-6131\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e The charger enforces its own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"75:1-75:199;6132-6330\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"76:1-76:187;6331-6517\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"77:1-77:175;6518-6692\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that — a dedicated high-drain cell is the safer choice for those applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"79:1-79:30;6694-6723\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"81:1-82:306;6725-7096\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. For a cell like the GA, where wrap printing can show a lower minimum-rated figure, that's a genuinely useful way to see the real number.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"84:1-85:230;7098-7391\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"87:1-88:324;7393-7759\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic\/Sanyo manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"90:1-91:192;7761-8000\"\u003e\u003cstrong\u003eDo I need to charge all four cells at once?\u003c\/strong\u003e No — each of the four slots operates independently, so you can charge one, two, three, or four cells at a time, and mix different cell sizes or even NiMH batteries across the slots if needed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"93:1-94:162;8002-8210\"\u003e\u003cstrong\u003eWhat happens if I insert a cell backwards?\u003c\/strong\u003e The display shows \"Err\" for that slot and the voltage reading drops to 0 — the charger stops working on that slot automatically rather than attempting to charge.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"98:1-98:228;8217-8444\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of four genuine Panasonic NCR18650GA Flat Top cells with a verified XTAR VC4SL charger — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454217945334,"sku":"OAS1690","price":72.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-flat-4pack-vc4sl-hero_52791668-d301-48fa-a83f-4314be57128f.webp?v=1786968395"},{"product_id":"panasonic-ncr18650-b-3400mah-4-875a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-travel-gear","title":"Panasonic NCR18650-B 3400mAh 4.875A Flat Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – Comprehensive High-Capacity Power Bundle for EDC Flashlights, Portable Devices \u0026 Travel Gear","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;168-192\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;194-384\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:45;194-238\"\u003e6x Panasonic NCR18650B, 3,400mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;239-279\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;280-319\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;320-384\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;386-727\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"14:1-14:167;729-895\"\u003eFlat Top is the NCR18650B's native factory configuration — this is the standard terminal style Panasonic manufactures the cell in, not a converted or adapted version.\u003c\/p\u003e\n\u003cp data-sourcepos=\"14:1-14:167;729-895\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-4-875a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-long-run-power-kit-for-flashlights-camping-gear-outdoor-adventures\/\"\u003eClick here to buy: Panasonic NCR18650B Button Top + XTAR VC4SL 4 + XTAR MC1 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"16:1-16:32;897-928\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:551;930-1480\"\u003eThe NCR18650B is one of the highest-capacity mainstream 18650 cells available — it earned its reputation in laptop battery packs and early EV applications before becoming a favorite for high-capacity flashlights and DIY packs where runtime matters far more than burst current. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Flat Top is the standard terminal type for most current devices — DIY packs, general electronics, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"20:1-20:492;1482-1973\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode — genuinely useful for a cell like the NCR18650B, where you'll see wildly different discharge ratings advertised across the market and it helps to verify real, measured numbers instead. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"22:1-22:39;1975-2013\"\u003ePanasonic NCR18650B — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"24:1-36:21;2015-2514\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,400mAh typical (3,200mAh minimum rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.625A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.875A per Panasonic's own spec sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~45-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:314;2516-2829\"\u003e\u003cstrong\u003eA note on discharge current claims:\u003c\/strong\u003e you'll see this cell advertised elsewhere at 6.7A or 6.8A continuous. That figure doesn't match Panasonic's own published spec sheet, which lists 4.875A as the maximum continuous discharge rating. This is a genuine high-capacity, moderate-drain cell — not a high-drain one.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:314;2516-2829\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-4-875a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-long-run-power-kit-for-flashlights-camping-gear-outdoor-adventures\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:40;2831-2870\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:110;2872-3736\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"57:1-57:37;3738-3774\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"59:1-73:61;3776-4781\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"75:1-75:338;4783-5120\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) charge below this cell's own 1.625A standard charge current — a conservative, safe rate across the board, so all 5 active slots finish at roughly the same pace, in around 4-4.5 hours. The 6th cell follows once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"77:1-77:43;5122-5164\"\u003eWhy the Capacity Test Mode Matters Here\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-79:634;5166-5799\"\u003eThe NCR18650B is a cell with genuinely inconsistent specs floating around online — you'll see it marketed anywhere from 4.875A to 6.8A depending on the seller. Buying six cells and being able to actually test their real capacity and internal resistance, rather than relying on whatever number happens to be printed on a listing, is a meaningful way to know what you actually bought. The VC4SL's grading mode runs each cell through a full charge-discharge-recharge cycle and reports the measured result — in this bundle, you can work through all six cells across two rounds on the VC4SL (with the MC1 handling overflow along the way).\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"81:1-81:35;5801-5835\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"83:1-86:84;5837-6229\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"83:1-83:109;5837-5945\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights run at low-to-moderate output\u003c\/strong\u003e — long runtime is the whole point of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"84:1-84:89;5946-6034\"\u003e\n\u003cstrong\u003eLaptop-style and general electronics packs\u003c\/strong\u003e — its original and most common use case\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"85:1-85:111;6035-6145\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e where energy density matters more than discharge rate\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"86:1-86:84;6146-6229\"\u003e\n\u003cstrong\u003ePower banks and backup power builds\u003c\/strong\u003e built from a verified, matched set of six\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"88:1-88:206;6231-6436\"\u003eNot the right choice for sub-ohm  high-output flashlights on turbo, or power tools — this cell's discharge ceiling is meaningfully lower than dedicated high-drain cells like the 30Q, 25R, or 20R.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"90:1-90:48;6438-6485\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"92:1-96:170;6487-7398\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"92:1-92:161;6487-6647\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"93:1-93:200;6648-6847\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650B — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"94:1-94:187;6848-7034\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"95:1-95:194;7035-7228\"\u003e\n\u003cstrong\u003eDon't put these in a high-drain device.\u003c\/strong\u003e A 4.875A ceiling is a real limit — pushing this cell toward the 6-7A figures sometimes advertised elsewhere risks excess heat and accelerated wear.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"96:1-96:170;7229-7398\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"98:1-98:30;7400-7429\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"100:1-101:112;7431-7587\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"103:1-104:234;7589-7903\"\u003e\u003cstrong\u003eWhy do different sellers list different max discharge ratings for this cell?\u003c\/strong\u003e Panasonic's own datasheet lists 4.875A as the maximum continuous discharge current. Some listings advertise 6.7A or 6.8A, which doesn't match that primary source — treat the higher figures with caution rather than as confirmed specs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"106:1-107:318;7905-8265\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"109:1-110:294;8267-8619\"\u003e\u003cstrong\u003eCan this charger tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the VC4SL's grading mode charges, discharges, and recharges a cell while measuring actual delivered capacity, rather than relying on the printed rating. For a cell like the NCR18650B, where marketed specs vary a lot between sellers, that's a genuinely useful way to verify what you have.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"112:1-113:226;8621-8889\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650B cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"117:1-117:257;8896-9152\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650B Flat Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for high-capacity flashlights, power banks, and other moderate-drain builds out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454220828918,"sku":"OAS1679","price":80.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-b-flat-6pack-vc4sl-mc1-hero_14631c94-3127-4ec8-81ab-0cf781a87fd8.webp?v=1786968479"},{"product_id":"panasonic-ncr18650-bd-3200mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-high-capacity-long-run-power-kit-for-flashlights-power-stations-outdoor-adventures","title":"Panasonic NCR18650-BD 3200mAh 10A Button Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – Complete High-Capacity Long-Run Power Kit for Flashlights, Power Stations \u0026 Outdoor Adventures","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;171-195\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;197-390\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:48;197-244\"\u003e6x Panasonic NCR18650BD, 3,200mAh, Button Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;245-285\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;286-325\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;326-390\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;392-733\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp data-sourcepos=\"12:1-12:342;392-733\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-camping-gear\/\"\u003eClick here to buy: Panasonic NCR18650BD Flat Top + XTAR VC4SL 4 + XTAR MC1 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"14:1-14:32;735-766\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"16:1-16:565;768-1332\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Button Top is the terminal type required by devices with spring-loaded battery contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:377;1334-1710\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode, so you can verify all six cells' real performance in batches of four. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"20:1-20:40;1712-1751\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"22:1-40:39;1753-2469\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"42:1-42:318;2471-2788\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — no meaningful discrepancy between sources on its 10A discharge rating, unlike some cells in this category. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"42:1-42:318;2471-2788\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. For Flat Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-camping-gear\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"44:1-44:40;2790-2829\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"46:1-59:110;2831-3695\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"61:1-61:37;3697-3733\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"63:1-77:61;3735-4740\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-79:360;4742-5101\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) sit comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a sensible, safe rate across all 5 active slots. Expect a full charge in roughly 3.5-4 hours for those 5 cells, with the 6th following once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"81:1-81:51;5103-5153\"\u003eWhy the Capacity Test Mode Matters for a 6-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-83:473;5155-5627\"\u003eBuying six cells at once is exactly the scenario where verifying consistency pays off, even for a well-documented cell like this one. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity — so instead of just trusting that all six cells hit their rated ~3,180mAh, you can check for yourself across two batches of four (with the MC1 handling overflow) before building them into a series or parallel pack.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"85:1-85:35;5629-5663\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"87:1-90:149;5665-6103\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"87:1-87:111;5665-5775\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"88:1-88:85;5776-5860\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"89:1-89:94;5861-5954\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"90:1-90:149;5955-6103\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-92:204;6105-6308\"\u003eNot the right choice for sub-ohm mechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"94:1-94:48;6310-6357\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"96:1-99:170;6359-7056\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"96:1-96:161;6359-6519\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"97:1-97:201;6520-6720\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"98:1-98:166;6721-6886\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"99:1-99:170;6887-7056\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"101:1-101:30;7058-7087\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"103:1-104:112;7089-7245\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"106:1-107:169;7247-7481\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"109:1-110:314;7483-7853\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"112:1-113:227;7855-8124\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650BD cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"117:1-117:247;8131-8377\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650BD Button Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454220861686,"sku":"OAS1682","price":83.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-button-6pack-vc4sl-mc1-hero_c1be4598-8bd4-46d7-8b34-2d2de3bcffb3.webp?v=1786968485"},{"product_id":"panasonic-ncr18650-b-3400mah-4-875a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-long-run-power-kit-for-flashlights-camping-gear-outdoor-adventures","title":"Panasonic NCR18650-B 3400mAh 4.875A Button Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – Complete Long-Run Power Kit for Flashlights, Camping Gear \u0026 Outdoor Adventures","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;170-194\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;196-388\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:47;196-242\"\u003e6x Panasonic NCR18650B, 3,400mAh, Button Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;243-283\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;284-323\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;324-388\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;390-731\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"14:1-14:426;733-1158\"\u003e\u003cstrong\u003eA note on terminal style:\u003c\/strong\u003e the NCR18650B is manufactured by Panasonic primarily as a flat top cell — it's the terminal style you'll see on most genuine factory packaging. The Button Top version in this listing uses an added contact spring\/spacer to convert it for devices that require a raised positive terminal. Electrically, this doesn't change the cell's specs; it's a mechanical adapter, not a different internal cell.\u003c\/p\u003e\n\u003cp data-sourcepos=\"14:1-14:426;733-1158\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-4-875a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-travel-gear\/\"\u003eClick here to buy: Panasonic NCR18650B Flat Top + XTAR VC4SL 4 + XTAR MC1 Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"16:1-16:32;1160-1191\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:483;1193-1675\"\u003eThe NCR18650B is one of the highest-capacity mainstream 18650 cells available — it earned its reputation in laptop battery packs and early EV applications before becoming a favorite for high-capacity flashlights and DIY packs where runtime matters far more than burst current. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Button Top is the terminal type required by devices with spring-loaded battery contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"20:1-20:492;1677-2168\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode — genuinely useful for a cell like the NCR18650B, where you'll see wildly different discharge ratings advertised across the market and it helps to verify real, measured numbers instead. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"22:1-22:39;2170-2208\"\u003ePanasonic NCR18650B — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"24:1-36:64;2210-2756\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,400mAh typical (3,200mAh minimum rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.625A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.875A per Panasonic's own spec sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top (converted from native flat top)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46-49g (varies slightly with Button Top hardware)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"38:1-38:314;2758-3071\"\u003e\u003cstrong\u003eA note on discharge current claims:\u003c\/strong\u003e you'll see this cell advertised elsewhere at 6.7A or 6.8A continuous. That figure doesn't match Panasonic's own published spec sheet, which lists 4.875A as the maximum continuous discharge rating. This is a genuine high-capacity, moderate-drain cell — not a high-drain one.\u003c\/p\u003e\n\u003cp data-sourcepos=\"38:1-38:314;2758-3071\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. For Flat Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-b-3400mah-4-875a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-travel-gear\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"40:1-40:40;3073-3112\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"42:1-55:110;3114-3978\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"57:1-57:37;3980-4016\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"59:1-73:61;4018-5023\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"75:1-75:338;5025-5362\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) charge below this cell's own 1.625A standard charge current — a conservative, safe rate across the board, so all 5 active slots finish at roughly the same pace, in around 4-4.5 hours. The 6th cell follows once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"77:1-77:43;5364-5406\"\u003eWhy the Capacity Test Mode Matters Here\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-79:634;5408-6041\"\u003eThe NCR18650B is a cell with genuinely inconsistent specs floating around online — you'll see it marketed anywhere from 4.875A to 6.8A depending on the seller. Buying six cells and being able to actually test their real capacity and internal resistance, rather than relying on whatever number happens to be printed on a listing, is a meaningful way to know what you actually bought. The VC4SL's grading mode runs each cell through a full charge-discharge-recharge cycle and reports the measured result — in this bundle, you can work through all six cells across two rounds on the VC4SL (with the MC1 handling overflow along the way).\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"81:1-81:35;6043-6077\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"83:1-86:84;6079-6471\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"83:1-83:109;6079-6187\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights run at low-to-moderate output\u003c\/strong\u003e — long runtime is the whole point of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"84:1-84:89;6188-6276\"\u003e\n\u003cstrong\u003eLaptop-style and general electronics packs\u003c\/strong\u003e — its original and most common use case\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"85:1-85:111;6277-6387\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e where energy density matters more than discharge rate\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"86:1-86:84;6388-6471\"\u003e\n\u003cstrong\u003ePower banks and backup power builds\u003c\/strong\u003e built from a verified, matched set of six\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"88:1-88:206;6473-6678\"\u003eNot the right choice for sub-ohm  high-output flashlights on turbo, or power tools — this cell's discharge ceiling is meaningfully lower than dedicated high-drain cells like the 30Q, 25R, or 20R.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"90:1-90:48;6680-6727\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"92:1-95:170;6729-7453\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"92:1-92:161;6729-6889\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"93:1-93:200;6890-7089\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650B — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"94:1-94:194;7090-7283\"\u003e\n\u003cstrong\u003eDon't put these in a high-drain device.\u003c\/strong\u003e A 4.875A ceiling is a real limit — pushing this cell toward the 6-7A figures sometimes advertised elsewhere risks excess heat and accelerated wear.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"95:1-95:170;7284-7453\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"97:1-97:30;7455-7484\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"99:1-100:112;7486-7642\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"102:1-103:234;7644-7958\"\u003e\u003cstrong\u003eWhy do different sellers list different max discharge ratings for this cell?\u003c\/strong\u003e Panasonic's own datasheet lists 4.875A as the maximum continuous discharge current. Some listings advertise 6.7A or 6.8A, which doesn't match that primary source — treat the higher figures with caution rather than as confirmed specs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"105:1-106:260;7960-8271\"\u003e\u003cstrong\u003eIs Button Top a \"real\" Panasonic configuration?\u003c\/strong\u003e Panasonic manufactures the NCR18650B primarily as a flat top cell. The Button Top version here uses an added contact spring to convert it for devices that require a raised positive terminal — the cell inside is the same genuine Panasonic NCR18650B either way.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"108:1-109:294;8273-8625\"\u003e\u003cstrong\u003eCan this charger tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the VC4SL's grading mode charges, discharges, and recharges a cell while measuring actual delivered capacity, rather than relying on the printed rating. For a cell like the NCR18650B, where marketed specs vary a lot between sellers, that's a genuinely useful way to verify what you have.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"111:1-112:226;8627-8895\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650B cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"116:1-116:259;8902-9160\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650B Button Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for high-capacity flashlights, power banks, and other moderate-drain builds out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454220894454,"sku":"OAS1676","price":80.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-b-button-6pack-vc4sl-mc1-hero_b8339caf-6c07-4ce3-ab98-b40af78549b4.webp?v=1786968476"},{"product_id":"panasonic-ncr18650-bd-3200mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-comprehensive-high-capacity-power-bundle-for-edc-flashlights-portable-devices-camping-gear","title":"Panasonic NCR18650-BD 3200mAh 10A Flat Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – Comprehensive High-Capacity Power Bundle for EDC Flashlights, Portable Devices \u0026 Camping Gear","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;169-193\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;195-386\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;195-240\"\u003e6x Panasonic NCR18650BD, 3,200mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;241-281\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;282-321\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;322-386\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;388-729\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp data-sourcepos=\"12:1-12:342;388-729\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/samsung-30q-3000mah-15a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-drain-power-kit-for-vapes-tactical-flashlights-power-tools\/\"\u003eClick here to buy: \u003c\/a\u003e\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-high-capacity-long-run-power-kit-for-flashlights-power-stations-outdoor-adventures\/\"\u003ePanasonic NCR18650BD Button Top + XTAR VC4SL 4 + XTAR MC1 \u003c\/a\u003e\u003ca href=\"https:\/\/oneandes.com\/product\/samsung-30q-3000mah-15a-button-top-battery-4-pack-with-xtar-vc4sl-charger-high-drain-power-kit-for-vapes-tactical-flashlights-power-tools\/\"\u003e Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"14:1-14:32;731-762\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"16:1-16:633;764-1396\"\u003eThe NCR18650BD is Panasonic's mid-drain follow-up to the NCR18650B — very similar capacity, but a genuinely higher discharge ceiling (10A continuous versus the B's 4.875A). That makes it a better fit for devices that need more than trickle-level current but don't require the extreme discharge rates of dedicated high-drain cells like the Samsung 25R or 30Q. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Flat Top is the standard terminal type for most current devices — DIY packs, tool battery builds, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:377;1398-1774\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode, so you can verify all six cells' real performance in batches of four. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"20:1-20:40;1776-1815\"\u003ePanasonic NCR18650BD — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"22:1-40:39;1817-2531\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic NCR18650BD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,200mAh nominal (3,180mAh typical, 3,030-3,080mAh minimum depending on test conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0.909A (0.3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cutoff Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e60.6mA (0.02C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A (3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAC Impedance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤35mΩ (1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e+10°C to +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e500+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e49.5g max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.5mm x 65.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"42:1-42:318;2533-2850\"\u003eThis cell's specs are well-documented and consistent across independent lab testing and Panasonic's own datasheet — no meaningful discrepancy between sources on its 10A discharge rating, unlike some cells in this category. These are genuine cells verified against that documentation, not rewrapped or relabeled stock.\u003c\/p\u003e\n\u003cp data-sourcepos=\"42:1-42:318;2533-2850\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top,\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-bd-3200mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-complete-high-capacity-long-run-power-kit-for-flashlights-power-stations-outdoor-adventures\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"44:1-44:40;2852-2891\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"46:1-59:110;2893-3757\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"61:1-61:37;3759-3795\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"63:1-77:61;3797-4802\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"79:1-79:360;4804-5163\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) sit comfortably between this cell's standard (0.909A) and max (1.5A) charge current specs — a sensible, safe rate across all 5 active slots. Expect a full charge in roughly 3.5-4 hours for those 5 cells, with the 6th following once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"81:1-81:51;5165-5215\"\u003eWhy the Capacity Test Mode Matters for a 6-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"83:1-83:473;5217-5689\"\u003eBuying six cells at once is exactly the scenario where verifying consistency pays off, even for a well-documented cell like this one. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity — so instead of just trusting that all six cells hit their rated ~3,180mAh, you can check for yourself across two batches of four (with the MC1 handling overflow) before building them into a series or parallel pack.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"85:1-85:35;5691-5725\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"87:1-90:149;5727-6165\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"87:1-87:111;5727-5837\"\u003e\n\u003cstrong\u003eFlashlights running moderate-to-high output modes\u003c\/strong\u003e — enough current headroom for more than just low modes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"88:1-88:85;5838-5922\"\u003e\n\u003cstrong\u003ePortable fans, radios, and remote controls\u003c\/strong\u003e that draw more than trickle current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"89:1-89:94;5923-6016\"\u003e\n\u003cstrong\u003ePower tool and e-bike packs\u003c\/strong\u003e where 10A per cell in parallel configurations is sufficient\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"90:1-90:149;6017-6165\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e needing a step up in discharge capability over pure energy-focused cells like the NCR18650B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-92:204;6167-6370\"\u003eNot the right choice for sub-ohm\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"92:1-92:204;6167-6370\"\u003emechanical mods, or anything regularly demanding more than 10A per cell — for those, a dedicated high-drain cell like the Samsung 25R or 30Q is a better match.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"94:1-94:48;6372-6419\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"96:1-100:170;6421-7305\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"96:1-96:161;6421-6581\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"97:1-97:201;6582-6782\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also NCR18650BD — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"98:1-98:187;6783-6969\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"99:1-99:166;6970-7135\"\u003e\n\u003cstrong\u003e10A is a real ceiling, not a conservative underrating.\u003c\/strong\u003e Pushing this cell toward higher current than it's rated for will cause excess heat and accelerated wear.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"100:1-100:170;7136-7305\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"102:1-102:30;7307-7336\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"104:1-105:112;7338-7494\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"107:1-108:169;7496-7730\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"110:1-111:314;7732-8102\"\u003e\u003cstrong\u003eHow is the BD different from the standard NCR18650B?\u003c\/strong\u003e Capacity is similar (3,200mAh for the BD versus 3,400mAh for the B), but the BD has a meaningfully higher discharge ceiling — 10A continuous versus 4.875A for the standard B. If your device needs more current than the B can deliver but doesn't need a dedicated high-drain cell, the BD is the middle-ground option.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"113:1-114:261;8104-8407\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"116:1-117:227;8409-8678\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650BD cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"121:1-121:245;8685-8929\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650BD Flat Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for moderate-drain flashlights, tools, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454220959990,"sku":"OAS1685","price":83.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-bd-flat-6pack-vc4sl-mc1-hero_091318df-a17f-48d9-8cfa-da4b0a0f19e7.webp?v=1786968489"},{"product_id":"panasonic-ncr18650-ga-3500mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes","title":"Panasonic NCR18650-GA 3500mAh 10A Button Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – High-Performance Long-Run Power Kit for High-Lumen Flashlights, Power Stations","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;177-201\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;203-410\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:62;203-264\"\u003e6x Panasonic NCR18650GA, 3,450mAh, Button Top (unprotected)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;265-305\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;306-345\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;346-410\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;412-753\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"14:1-14:510;755-1264\"\u003e\u003cstrong\u003eA note on Button Top GA cells:\u003c\/strong\u003e the market has two distinct versions sold as \"NCR18650GA Button Top.\" The version in this bundle is an unprotected bare cell with a mechanically converted raised terminal — full 10A discharge capability, same internal cell as the Flat Top version. A separate, longer \"Protected Button Top\" version also exists elsewhere with a built-in PCB that caps discharge at 5A. If you've seen the GA advertised with a 5A limit, that's the protected variant, not what's in this listing.\u003c\/p\u003e\n\u003cp data-sourcepos=\"14:1-14:510;755-1264\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. Looking for Flat Top? \u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices\/\"\u003eClick here to buy: Panasonic NCR18650GA Flat Top + XTAR VC4SL 4+ XTAR MC1  Bundle.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"16:1-16:32;1266-1297\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:436;1299-1734\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Button Top is the terminal type required by devices with spring-loaded battery contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"20:1-20:391;1736-2126\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode — a genuinely useful check for this cell, given the wrap-printing quirk noted below. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"22:1-22:40;2128-2167\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"24:1-37:41;2169-2731\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eButton Top (unprotected, mechanically converted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"39:1-39:350;2733-3082\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. This is exactly the kind of ambiguity the VC4SL's grading mode can clear up.\u003c\/p\u003e\n\u003cp data-sourcepos=\"39:1-39:350;2733-3082\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Button Top. For Flat Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"41:1-41:40;3084-3123\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"43:1-56:110;3125-3989\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"58:1-58:37;3991-4027\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"60:1-74:61;4029-5034\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"76:1-76:329;5036-5364\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) sit just under this cell's 1.475A standard charge current — a safe, unhurried rate across all 5 active slots. Expect a full charge in roughly 4-4.5 hours for those 5 cells, with the 6th following once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"78:1-78:51;5366-5416\"\u003eWhy the Capacity Test Mode Matters for a 6-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-80:545;5418-5962\"\u003eBuying six cells at once is exactly the scenario where verifying consistency pays off — and for a cell with a wrap-printing convention that can understate its own capacity, being able to actually measure it rather than read it off the label is a genuine advantage. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity, so you can confirm all six cells are performing consistently across two batches of four (with the MC1 handling overflow) before committing them to a build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"82:1-82:35;5964-5998\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"84:1-87:93;6000-6390\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"84:1-84:91;6000-6090\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"85:1-85:103;6091-6193\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"86:1-86:104;6194-6297\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"87:1-87:93;6298-6390\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e built from a verified, matched set of six\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-89:246;6392-6637\"\u003eNot recommended for sub-ohm applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically. If you need a vaping-focused cell, look at the Samsung 30Q or 25R instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"91:1-91:48;6639-6686\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"93:1-96:170;6688-7319\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"93:1-93:161;6688-6848\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"94:1-94:199;6849-7047\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"95:1-95:102;7048-7149\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"96:1-96:170;7150-7319\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"98:1-98:30;7321-7350\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"100:1-101:288;7352-7696\"\u003e\u003cstrong\u003eIs this Button Top version protected or unprotected?\u003c\/strong\u003e Unprotected. This is a bare cell with a mechanically converted raised terminal, retaining the full 10A discharge rating. A separate \"Protected Button Top\" version with a built-in PCB also exists on the market, capped at 5A due to the protection circuit — that's not what's included here.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"103:1-104:112;7698-7854\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"106:1-107:306;7856-8227\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. For a cell like the GA, where wrap printing can show a lower minimum-rated figure, that's a genuinely useful way to see the real number.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"109:1-110:230;8229-8522\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"112:1-113:227;8524-8793\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650GA cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"117:1-117:248;8800-9047\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650GA Button Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454221189366,"sku":"OAS1688","price":105.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-button-6pack-vc4sl-mc1-hero_483e17d8-eb99-4a27-8589-da965fc0913d.webp?v=1786968497"},{"product_id":"panasonic-ncr18650-ga-3500mah-10a-flat-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-power-bundle-for-edc-flashlights-camping-gear-high-drain-devices","title":"Panasonic NCR18650-GA 3500mAh 10A Flat Top Battery 6-Pack with XTAR VC4SL \u0026 MC1 Chargers – High-Performance Power Bundle for EDC Flashlights, Camping Gear \u0026 High-Drain Devices","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"5:1-5:25;175-199\"\u003eWhat's in This Bundle\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"7:1-10:65;201-392\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"7:1-7:46;201-246\"\u003e6x Panasonic NCR18650GA, 3,450mAh, Flat Top\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"8:1-8:41;247-287\"\u003e1x XTAR VC4SL 4-slot LCD USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"9:1-9:40;288-327\"\u003e1x XTAR MC1 single-slot USB-C charger\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"10:1-10:65;328-392\"\u003eCables, manuals, and storage pouch included with both chargers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"12:1-12:342;394-735\"\u003eThis bundle exists because there's no clean single charger that handles exactly 6 cells at once. Rather than force you into a mismatched combo, we've paired the 4-slot VC4SL with the compact single-slot MC1 — together they give you 5 charging slots, so 5 of your 6 cells can charge at the same time, with the last one following right behind.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"14:1-14:184;737-920\"\u003eFlat Top is the NCR18650GA's native factory configuration — this is the standard, unprotected form Panasonic\/Sanyo manufactures the cell in, with the full 10A discharge rating intact.\u003c\/p\u003e\n\u003cp data-sourcepos=\"14:1-14:184;737-920\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. Looking for Button Top? \u003ca href=\"https:\/\/oneandes.com\/product\/samsung-20r-v4-2000mah-20a-button-top-battery-6-pack-with-xtar-mc4-mc1-chargers-ultimate-high-drain-power-kit-for-high-wattage-vapes-tactical-lights-heavy-duty-tools\/\"\u003eClick here to buy: \u003c\/a\u003e\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes\/\"\u003ePanasonic NCR18650GA Button Top + XTAR VC4SL 4+ XTAR MC1  Bundle\u003c\/a\u003e\u003ca href=\"https:\/\/oneandes.com\/product\/samsung-20r-v4-2000mah-20a-button-top-battery-6-pack-with-xtar-mc4-mc1-chargers-ultimate-high-drain-power-kit-for-high-wattage-vapes-tactical-lights-heavy-duty-tools\/\"\u003e.\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"16:1-16:32;922-953\"\u003eWhy This Pairing Makes Sense\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"18:1-18:496;955-1450\"\u003eThe NCR18650GA is one of the most popular high-capacity 18650 cells on the market — strong energy density, a genuine 10A continuous discharge rating, and a long track record in flashlights, e-bikes, and general electronics packs. Six cells bought together as a matched set means consistent capacity and internal resistance across the whole group. Flat Top is the standard terminal type for most current devices — DIY packs, work lights, and equipment that doesn't rely on spring-loaded contacts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"20:1-20:391;1452-1842\"\u003eThe VC4SL handles the bulk of the charging with its LCD display and capacity-test (grading) mode — a genuinely useful check for this cell, given the wrap-printing quirk noted below. The MC1 rounds things out as a small, genuinely portable single-slot charger — useful on its own for topping off a spare cell, throwing in a bag, or keeping in the car, not just as filler to hit a slot count.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"22:1-22:40;1844-1883\"\u003ePanasonic NCR18650GA — Battery Specs\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"24:1-37:41;1885-2438\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand \u0026amp; Model\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePanasonic\/Sanyo NCR18650GA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3,450mAh typical (3,350mAh minimum, 3,300mAh rated at 0.67A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStandard Charge Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1.475A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDischarge Cutoff Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEnergy Density\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e693 Wh\/l volumetric, 224 Wh\/kg gravimetric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eTerminal Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFlat Top (native factory configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eProtection Circuit\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone (unprotected cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~46.5-47g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCell Dimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~18.33mm x 65.08mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"39:1-39:350;2440-2789\"\u003e\u003cstrong\u003eA note on wrap printing:\u003c\/strong\u003e due to regulatory changes in some markets, genuine GA cells are sometimes printed with their minimum capacity (3,300mAh) on the wrap rather than the 3,450mAh typical figure — the actual cell capacity hasn't changed, it's a labeling convention. This is exactly the kind of ambiguity the VC4SL's grading mode can clear up.\u003c\/p\u003e\n\u003cp data-sourcepos=\"39:1-39:350;2440-2789\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eThis listing is for Flat Top. For Button Top\u003ca href=\"https:\/\/oneandes.com\/product\/panasonic-ncr18650-ga-3500mah-10a-button-top-battery-6-pack-with-xtar-vc4sl-mc1-chargers-high-performance-long-run-power-kit-for-high-lumen-flashlights-power-stations-vapes\/\"\u003e click here\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"41:1-41:40;2791-2830\"\u003eXTAR VC4SL — Charger Specs (4 Slots)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"43:1-56:110;2832-3696\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, QC3.0 (9V⎓2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current (CC)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3A×1 \/ 2A×2 \/ 1A×4 \/ 0.5A×4 \/ 0.25A×4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), 4 independently monitored slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V (Li-ion) \/ 1.45V ±0.1V (Ni-MH\/Ni-Cd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e≤120mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL156mm x W115mm x H35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e212g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisplay\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor LCD — capacity, current, and internal resistance readouts per slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSpecial Modes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCapacity\/grading mode, storage mode, standard charge mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e10440 through 26650, flat-top 32650, plus 1.2V Ni-MH\/Ni-Cd (AAA\/AA\/A\/SC\/C); supports protected 20700\/21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eReverse polarity protection (\"Err\" display, 0V shown), auto cut-off, multiple charge protections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"58:1-58:37;3698-3734\"\u003eXTAR MC1 — Charger Specs (1 Slot)\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\" data-sourcepos=\"60:1-74:61;3736-4741\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInput\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eType-C, 5V⎓1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e1A (single slot, constant current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e4.2V ±0.05V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharge Cut-off Current\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\u0026lt;130mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0°C to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eL103mm x W25mm x H30mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e27g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3-stage charging (trickle → constant current → constant voltage), automatic Li-ion detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eCompatible Cell Sizes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.6V\/3.7V Li-ion: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650; supports protected 21700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eExtra Feature\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e\"0V\" activation technology — attempts recovery on over-discharged cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreen = standby\/fully charged, Red = charging, Off = reverse polarity or abnormal insertion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSafety\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eIntelligent detection, auto cut-off, overcurrent\/overcharge\/overvoltage\/short-circuit\/reverse-polarity protection, soft-start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePackage Includes\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eMC1 charger, USB-C cable, user manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"76:1-76:329;4743-5071\"\u003e\u003cstrong\u003eA realistic note on charging all 6:\u003c\/strong\u003e both the VC4SL (1A per slot with all 4 bays occupied) and the MC1 (1A) sit just under this cell's 1.475A standard charge current — a safe, unhurried rate across all 5 active slots. Expect a full charge in roughly 4-4.5 hours for those 5 cells, with the 6th following once a slot opens up.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"78:1-78:51;5073-5123\"\u003eWhy the Capacity Test Mode Matters for a 6-Pack\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"80:1-80:545;5125-5669\"\u003eBuying six cells at once is exactly the scenario where verifying consistency pays off — and for a cell with a wrap-printing convention that can understate its own capacity, being able to actually measure it rather than read it off the label is a genuine advantage. The VC4SL's grading mode runs each cell through a charge-discharge-recharge cycle and reports its actual measured capacity, so you can confirm all six cells are performing consistently across two batches of four (with the MC1 handling overflow) before committing them to a build.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"82:1-82:35;5671-5705\"\u003eWhere This Bundle Actually Fits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"84:1-87:93;5707-6097\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"84:1-84:91;5707-5797\"\u003e\n\u003cstrong\u003eHigh-capacity flashlights and headlamps\u003c\/strong\u003e — long runtime is the main draw of this cell\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"85:1-85:103;5798-5900\"\u003e\n\u003cstrong\u003eE-bike and general electronics packs\u003c\/strong\u003e — a long-standing popular choice for runtime-focused builds\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"86:1-86:104;5901-6004\"\u003e\n\u003cstrong\u003e6S, 2S3P, 3S2P, or similar DIY pack configurations\u003c\/strong\u003e where capacity matters more than burst current\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"87:1-87:93;6005-6097\"\u003e\n\u003cstrong\u003ePortable power and backup power applications\u003c\/strong\u003e built from a verified, matched set of six\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"89:1-89:246;6099-6344\"\u003eNot recommended for sub-ohm  applications — this cell's 10A ceiling and energy-focused design make it a poor match for that use case specifically. If you need a look at the Samsung 30Q or 25R instead.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"91:1-91:48;6346-6393\"\u003eThings Worth Knowing Before You Use This Kit\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\" data-sourcepos=\"93:1-97:170;6395-7213\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"93:1-93:161;6395-6555\"\u003e\n\u003cstrong\u003eThis is an unprotected cell.\u003c\/strong\u003e Both chargers enforce their own voltage and current cutoffs, but your device still needs to handle discharge-side protection.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"94:1-94:199;6556-6754\"\u003e\n\u003cstrong\u003eDon't mix these cells with older ones you already own\u003c\/strong\u003e, even if they're also GA cells — that's exactly what the grading mode is for, if you want to check compatibility before combining batches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"95:1-95:187;6755-6941\"\u003e\n\u003cstrong\u003eFlat Top won't work in devices that specifically require Button Top cells\u003c\/strong\u003e — check your device's battery compartment before ordering if you're not sure which terminal type it needs.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"96:1-96:102;6942-7043\"\u003e\n\u003cstrong\u003e10A is a real ceiling.\u003c\/strong\u003e Don't use these in devices that regularly demand more current than that.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\" data-sourcepos=\"97:1-97:170;7044-7213\"\u003e\n\u003cstrong\u003eThe MC1 charges one cell at 1A\u003c\/strong\u003e — it's not meant to replace the VC4SL for bulk charging, just to round out the slot count and serve as a lightweight backup charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\" data-sourcepos=\"99:1-99:30;7215-7244\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"101:1-102:112;7246-7402\"\u003e\u003cstrong\u003eCan all 6 cells charge at the same time?\u003c\/strong\u003e 5 of the 6 can charge simultaneously — 4 on the VC4SL, 1 on the MC1. The 6th cell follows once a slot frees up.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"104:1-105:306;7404-7775\"\u003e\u003cstrong\u003eCan this charger really tell me if a cell is underperforming?\u003c\/strong\u003e Yes — the grading\/capacity test mode charges, discharges, and recharges a cell while measuring the actual capacity delivered, rather than relying on the printed rating. For a cell like the GA, where wrap printing can show a lower minimum-rated figure, that's a genuinely useful way to see the real number.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"107:1-108:230;7777-8070\"\u003e\u003cstrong\u003eWhy does the wrap sometimes say 3300mAh instead of 3450mAh?\u003c\/strong\u003e Some regulatory labeling requirements call for printing the minimum rated capacity rather than the typical figure. The cell's actual capacity hasn't changed — it's a labeling convention, not a different or lower-capacity product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"110:1-111:324;8072-8438\"\u003e\u003cstrong\u003eWill Flat Top cells work in my device?\u003c\/strong\u003e If your device uses spring-loaded, flat, or magnetic-style contacts without a raised positive terminal requirement, Flat Top is the correct choice — and it's how Panasonic\/Sanyo manufactures this cell natively. If your device specifically calls for Button Top (a raised positive terminal), you'll want that version instead.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"113:1-114:227;8440-8709\"\u003e\u003cstrong\u003eIs this kit protected-cell compatible?\u003c\/strong\u003e Both chargers support protected 21700 cells (the VC4SL also supports protected 20700) if you use them for those later. The Panasonic NCR18650GA cells included in this bundle are unprotected bare cells, standard for this model.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" data-sourcepos=\"118:1-118:246;8716-8961\"\u003e\u003cstrong\u003eIn stock now.\u003c\/strong\u003e This bundle ships as a matched set of six genuine Panasonic NCR18650GA Flat Top cells with a verified XTAR VC4SL and XTAR MC1 charger combo — ready for high-capacity flashlights, e-bikes, and general electronics out of the box.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454221287670,"sku":"OAS1691","price":105.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ga-flat-6pack-vc4sl-mc1-hero_dcb5cc8f-3507-4a91-af42-5c98131d4349.webp?v=1786968499"},{"product_id":"sanyo-ur14500ac-3-7v-740mah-li-ion-flat-top-battery-2-pack-1-52a-max-continuous-discharge-for-standard-led-flashlights-diy-electronics2-versions-will-be-shipped-randomly","title":"Sanyo UR14500AC 3.7V 740mAh Li-ion Flat Top Battery (2-Pack) - 1.52A Max Continuous Discharge for Standard LED Flashlights \u0026 DIY Electronics(2 versions will be shipped randomly)","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eBring reliable power to your everyday devices with the Genuine Sanyo\/Panasonic UR14500AC 3.6V Flat Top Rechargeable Li-ion Battery. Engineered with premium Japanese cell technology, this 14500 battery offers a Typical Capacity of 800mAh and a stable 1.52A Max Continuous Discharge, making it the perfect drop-in replacement for standard low-to-medium power electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike generic high-drain cells that can overheat in low-power devices, the UR14500AC is optimized for safety, longevity, and stable voltage output. Whether you are upgrading an everyday carry (EDC) LED flashlight, powering a DIY Arduino project, or replacing batteries in sensor lights, this 2-pack ensures you always have a backup ready.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote on Packaging (Random Shipment):\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eYou will receive 2 pieces of the UR14500AC battery. Due to factory updates, 2 versions will be shipped randomly:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eVersion A: Brand new battery with original outer plastic wrap packaging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eVersion B: Factory fresh bare cell (as shown in the product images).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003ePlease rest assured that both versions are identical in specifications, capacity (Typ. 800mAh), and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eImportant Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This is a Flat Top battery.\u003c\/span\u003e\u003cspan class=\"\"\u003e Please check your device to ensure it does not require a \"Button Top\". NOT suitable for high-power devices requiring \u0026gt;1.52A continuous current (e.g., power tools, ). Does NOT have a built-in Protection Circuit Board (PCB).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eOfficial Sanyo\/Panasonic Quality: Low internal resistance and excellent lifespan. Rated capacity 740mAh, Typical capacity 800mAh.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eStable 1.52A Output: Perfect for standard electronics, ensuring stable voltage without excessive heat.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eStandard CC-CV Charging: Fast and safe charging with a standard 740mA current (180 min charge time).\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eEco-Friendly \u0026amp; Long Life: Up to 500+ charge cycles. Save money and reduce battery waste.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eConvenient 2-Pack \u0026amp; Random Shipment: Always have a spare battery ready. Versions may vary in packaging based on current factory stock.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eParameters:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cspan class=\"\"\u003e18.6g\u003c\/span\u003e\u003cspan class=\"\"\u003eOperating Temp (Discharge)\u003c\/span\u003e\u003cspan class=\"\"\u003e-20°C to +60°C\u003c\/span\u003e\n\u003cbr\u003e\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBrand \/ Origin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSanyo \/ Panasonic (Japan)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eUR14500AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSize \/ Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e14500 (AA Size equivalent, Li-ion)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRated Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e740mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTypical Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e800mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.6V (Charge cut-off at 4.20V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1.52A (1.52 Amps)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCharging Method\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCC-CV (Constant Current - Constant Voltage)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard Charging Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e740mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eStandard Charging Time\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e180 min\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBattery Top Style\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFlat Top\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions (W\/O tube)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDiameter: 13.9mm (Max), Height: 49.2mm (Max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eMax.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eStandard LED Flashlights \u0026amp; EDC Torches (Requiring stable voltage)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eDIY Electronics \u0026amp; Prototyping (Arduino, Raspberry Pi external power)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eSmall Home Electronics (Sensor lights, Wireless doorbells, Smart lamps)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003ePortable Fans \u0026amp; Personal Care Devices (Low-power shavers - check compatibility)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eToys \u0026amp; Remote Controllers (Replacing AA batteries - use a dummy spacer)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eEmergency \u0026amp; Outdoor Gear (Headlamps, Bike lights)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFAQ:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: What does \"2 Versions Shipped Randomly\" mean?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: The factory updates the UR14500AC model occasionally. You will receive 2 genuine Sanyo batteries, either with a distinct retail plastic wrap or as a bare cell. Both share the exact same 3.6V 800mAh specifications and performance.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Does this battery have a Protection Circuit Board (PCB)?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No. This is an Unprotected Flat Top battery. Always use a dedicated 3.6V\/4.2V Li-ion charger.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Can I use this in my  power drill?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: NO. The max continuous discharge is 1.52A. This is designed strictly for low-to-medium drain standard devices.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: What is the difference between the specs and the common 3.7V batteries?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: 3.6V is the official nominal voltage of this Sanyo cell (fully charged is 4.2V). It is perfectly interchangeable with older 3.7V 14500 batteries in most devices.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454226432246,"sku":"OAS1127","price":12.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/sanyo-ur14500ac-2-pack-main_e15dba22-ad40-4dd9-b92b-aeae10f4304b.webp?v=1786968810"},{"product_id":"panasonic-sanyo-ifr14500-3-2v-600mah-lifepo4-flat-top-battery-6-pack-high-safety-rechargeable-cell-for-solar-lights-outdoor-sensors","title":"Panasonic \/ Sanyo IFR14500 3.2V 600mAh LiFePO4 Flat Top Battery (6-Pack) - High Safety Rechargeable Cell for Solar Lights \u0026 Outdoor Sensors","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProduct Description:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eUpgrade your outdoor lighting and safety equipment with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eGenuine Panasonic \/ Sanyo IFR14500 3.2V 600mAh LiFePO4 Flat Top Battery (6-Pack)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. This premium Japanese-origin cell features advanced \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLithium Iron Phosphate (LiFePO4)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e chemistry, offering superior thermal stability, ultra-long cycle life, and exceptional safety compared to standard 3.7V lithium-ion batteries.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSpecifically engineered as a reliable 3.2V power source, this flat-top bare cell is the ultimate replacement for solar garden lights, path lights, and outdoor wireless sensors. With this convenient 6-pack, you can efficiently maintain the lighting and security of your entire yard.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL VOLTAGE WARNING:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3.2V LiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery. It has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003edifferent voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e from standard 3.7V \/ 4.2V 14500 batteries. Please check your device's voltage requirement carefully before ordering. If your device requires 3.7V, this battery will \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNOT work\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and may trigger low-voltage protection. It is strictly designed for solar lights, sensors, and devices compatible with 3.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eKey Features:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eGenuine Panasonic\/Sanyo Quality: Premium Japanese-made LiFePO4 cell (IFR14500 model) with low internal resistance.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eUltra-Safe LiFePO4 Chemistry: Explosion-proof, high thermal stability, perfect for outdoor sunlight and temperature variations.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003e2000+ Cycles Super Long Life: Lasts 4 to 5 times longer than standard 3.7V rechargeable batteries, saving money over time.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eStandard 14500 Flat Top Bare Cell: No pre-soldered tabs. Ready for spring-loaded flashlight compartments or DIY spot-welding.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eConvenient 6-Pack: Bulk discount package ideal for maintaining all your solar path lights and sensors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eParameters:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003cbr\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eBrand \/ Origin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003ePanasonic \/ Sanyo (Japan)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eIFR14500\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eSize \/ Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e14500 (AA Size equivalent, LiFePO4)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eChemistry\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eLiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCapacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e600mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3.2V (Full Charge: 3.65V)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eEnergy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1.92Wh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eTerminal Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFlat Top (Bare Cell - NO Solder Tabs)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 14mm (Diameter) x 48mm (Height)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRechargeable Cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1500 - 2000+ cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e-20°C to +60°C (Excellent outdoor performance)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cbr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eOutdoor Solar Garden Lights \u0026amp; Pathway Lights\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eSolar Lawn Lamps, Fence \u0026amp; Deck Lights\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eOutdoor Wireless Motion Sensors \u0026amp; Alarm Systems\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eString Lights \/ Fairy Lights (Requiring 3.2V DC supply)\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eDIY Electronics \u0026amp; Custom Battery Packs (Requires spot welding)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eFAQ:\u003c\/span\u003e\u003c\/strong\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Can I use this 3.2V battery to replace a standard 3.7V 14500 battery in my flashlight?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUsually NO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Most standard flashlights and shavers are strictly designed for 3.7V\/4.2V. If you insert this 3.2V battery, the flashlight will be very dim or turn off immediately due to low-voltage protection. Please strictly confirm your device is designed for 3.2V.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Does this battery come with solder tabs?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No. This listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBare Flat Top Cell\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. It does not have any pre-welded tabs. It is designed for spring battery compartments or spot welding.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Why is LiFePO4 better than regular 3.7V batteries for solar lights?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: LiFePO4 is chemically much safer, handles extreme outdoor temperatures better, and provides up to 2000 charge cycles (versus 500 for 3.7V), making it the best choice for long-term outdoor use.\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eQ: Is this battery protected (with a PCB)?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA: No, this is an unprotected cell. It relies on the built-in charging and low-voltage protection circuits of your solar light or device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":51454226989302,"sku":"OAS1134","price":14.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/panasonic-ifr14500-3-2v-6-pack-main_34c50d96-0038-4cee-b1bb-1fcbe7ec0191.webp?v=1786968832"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/collections\/Panasonic_e2467999-0243-4156-8d14-4b42de4824ac.png?v=1786676439","url":"https:\/\/oneandes.com\/collections\/panasonic.oembed?page=2","provider":"OneAndes","version":"1.0","type":"link"}