{"product_id":"xtar-mc1-usb-c-charger-21700-4900mah-10a-high-capacity-battery-kit","title":"XTAR MC1 1A USB-C Charger Kit with 21700 4900mAh 10A Battery - High-Capacity Single-Bay Smart Charger \u0026 High-Drain Li-ion Cell for Flashlights, Headlamps \u0026 Vape Mods (Compatible with 10440-26650)","description":"\u003ch3\u003e\u003cspan class=\"\"\u003e【Product Description】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUnlock marathon-level runtime for your high-performance gear.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eXTAR MC1 1A USB-C Charger Kit with 21700 4900mAh 10A Battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edelivers an astounding 4900mAh of power in a robust 21700 form factor. This kit is the ultimate upgrade for users who demand extended battery life without sacrificing performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThe included\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eXTAR 21700 4900mAh battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a high-capacity powerhouse. It provides a massive\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10A continuous discharge current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, making it the perfect match for high-lumen flashlights, long-duration headlamps, and high-drain vape mods. With an impressive\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e800+ recharge cycles\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand a built-in protection board, it ensures years of reliable, safe service.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePaired with the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eXTAR MC1 smart charger\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e, you benefit from a professional\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1A 3-stage charging algorithm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(Trickle, CC, CV) and a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e0V activation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efeature that can safely revive deeply discharged batteries. The MC1 is highly versatile, compatible with 3.6V\/3.7V Li-ion cells ranging from 10440 to 26650.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e( ATTENTION: This 21700 battery is\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e74.8mm long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e(including the protection board). Please measure your device's battery compartment depth before purchasing to ensure it fits.)\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Key Features】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery Highlights:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMassive 4900mAh High Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Among the highest capacities in the 21700 class, providing exceptionally extended runtimes for all-night outdoor excursions and heavy daily 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 High-Drain Continuous Discharge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Delivers steady 10A power output, ideal for demanding high-lumen tactical flashlights, headlamps, and powerful vape mods.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e800+ Long Cycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Premium-grade cells offer a lifespan of over 800 charge\/discharge cycles, ensuring long-term value and 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=\"\"\u003eBuilt-In Protection Board \u0026amp; Button Top\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Features a high-strength safety board (preventing overcharge\/over-discharge) and a standard protruding Button Top terminal for reliable contact.\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=\"\"\u003eCharger Highlights:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col start=\"5\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1A Constant Current \u0026amp; 3-Stage Charging\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: The MC1 provides a stable 1A charge with a professional trickle-CC-CV algorithm to maximize battery lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e0V Battery Activation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Smart circuitry can safely revive and restore over-discharged (0V) Li-ion batteries, saving you from replacing them prematurely.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eUniversal USB Type-C Input\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Conveniently powered by any standard 5V\/1A USB-C power source (wall charger, power bank, laptop).\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 \u0026amp; 8-Layer Safety\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Supports 14+ battery sizes (10440 to 26650) and features comprehensive protections against overcharge, short circuits, and reverse polarity.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Parameters \u0026amp; Specifications】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBattery (XTAR 21700 4900mAh):\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: XTAR\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: 21700 Rechargeable Li-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=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 4900mAh\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: 3.6V\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: 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=\"\"\u003eCycle Life\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 800+ Cycles\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eProtection Circuit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Built-in (With Protection Board)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eTerminal Type\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Button 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=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 71g\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: 21.4mm (Dia) ×\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e74.8mm (Height)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cem\u003e\u003cspan class=\"\"\u003e(Note: Includes protection board length)\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharger (XTAR MC1):\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=\"\"\u003eModel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: MC1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInput\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 5V \/ 1A (USB Type-C)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eConstant Charging Current\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 1A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharge Cut-off Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 4.2V ± 0.05V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompatible Batteries\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 3.6V\/3.7V Li-ion (10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 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=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 103mm (L) × 25mm (W) × 30mm (H)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: 27g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Applications】\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eOutdoor \u0026amp; Tactical Lighting\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: High-lumen tactical flashlights, searchlights, outdoor camping headlamps (must fit 74.8mm length).\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-End Vape Mods\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: High-drain devices requiring high-capacity, 10A+ continuous current.\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: DIY emergency power supply units for outdoor adventures.\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 Tools\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e: Handheld measuring instruments, laser devices, and precision electronics.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003e【Frequently Asked Questions (FAQ)**\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Will this 21700 battery fit in my flashlight?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA1: This battery has a total length of\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e74.8mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edue to its built-in protection board. Many standard 21700 flashlights are designed for 70mm-72mm batteries.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eIMPORTANT:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ePlease measure the depth of your device's battery compartment before purchasing. If your compartment is shorter than 74.8mm, this battery will not fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: How long does the 4900mAh battery last on a single charge?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Runtime depends on your device's power consumption. However, with a massive 4900mAh capacity, it typically provides\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1.5 to 2 times the runtime\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eof a standard 18650 2600mAh battery. For a moderate flashlight, it can easily last through an entire overnight camping trip.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does the 0V activation on the charger mean?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA3: If a Li-ion battery is deeply discharged to 0V, most chargers will not recognize it. The MC1's smart 0V activation can safely apply a small current to bring such \"dead\" batteries back to life, saving you the cost of replacing them.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: What is the advantage of the built-in protection board?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA4: The integrated protection board automatically prevents overcharging (which can cause swelling or danger) and over-discharging (which permanently damages the battery), effectively extending the battery's lifespan to over 800 cycles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: Can I charge other batteries with this charger?\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Yes. The XTAR MC1 charger supports a wide range of 3.6V\/3.7V Li-ion rechargeable batteries, including 10440, 14500, 16340, 18350, 18490, 18500, 18650, 21700, 22650, and 26650. Just make sure they are the same chemistry (Li-ion).\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"Default Title","offer_id":51490456371446,"sku":"OAS1346","price":27.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-mc1-charger-21700-4900mah-10a-battery-kit-main.webp?v=1787215143","url":"https:\/\/oneandes.com\/products\/xtar-mc1-usb-c-charger-21700-4900mah-10a-high-capacity-battery-kit","provider":"OneAndes","version":"1.0","type":"link"}