{"product_id":"xtar-vc4sl-26650-rechargeable-battery-3-7volt-5200mah-large-capacity-button-top-for-flashlight-headlamp26650-batterycharger","title":"XTAR VC4SL Smart Charger with 26650 5200mAh 7A High-Capacity Battery Bundle | 3A Fast Charging with Capacity Grading \u0026 IR Test for Heavy-Duty Flashlights","description":"\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis bundle pairs the sophisticated XTAR VC4SL 4-slot smart charger with the ultra-high-capacity XTAR 26650 5200mAh 7A lithium-ion rechargeable battery. (Available in 1-Pack or 2-Pack options). The included XTAR 26650 battery delivers a massive 5200mAh true capacity, a 3.6V rated voltage, and a stable 7A maximum continuous discharge current, making it an excellent energy powerhouse for heavy-drain equipment. The VC4SL charger goes beyond standard charging, featuring QC3.0 3A fast charging via Type-C, a clear LCD display, Capacity Grading mode to measure real mAh, Internal Resistance testing to detect aged cells, and a Storage mode that automatically maintains the battery at its optimal 3.7V long-term storage voltage. This kit offers a complete, professional, and intelligent power maintenance solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eComplete High-Capacity Kit: Includes one XTAR VC4SL 4-slot smart charger (with Type-C cable \u0026amp; storage pouch) and one or two XTAR 26650 5200mAh 7A batteries based on your selection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMassive Battery Capacity \u0026amp; Output: The 26650 battery provides an impressive 5200mAh capacity, a 3.6V nominal voltage, and a robust 7A max continuous discharge current. Weighing 95.5g, it ensures long-lasting, stable energy for heavy loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIntelligent Charger Diagnostics: The VC4SL features a professional LCD screen that offers a Capacity Grading mode (charge-discharge-charge cycle to test true mAh) and a built-in Internal Resistance test to easily identify aging, weak, or damaged battery cells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQC3.0 3A Fast Charging: Supports 9V QC3.0 Type-C input, delivering an ultra-fast 3A single-slot charging current, with adjustable 2A\/1A\/0.5A\/0.25A currents for flexible multi-slot charging.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eVoltage Precision \u0026amp; Storage Management: Features a high-precision 4.20V ± 0.05V charging cut-off voltage to prevent overcharging. The Storage mode automatically charges or discharges the battery to the ideal long-term storage voltage of 3.7V, significantly extending battery lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eExtensive Slot Compatibility: The VC4SL's flexible spring-loaded slots are specially designed to accommodate the 26650 battery (26.5mm diameter) safely, while also supporting a wide array of Li-ion battery sizes from 10440 up to 32650.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eProduct Parameters\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCharger (XTAR VC4SL):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eInput Power: QC3.0 Type-C (9V\/2A, Max 18W)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eConstant Charging Current: 3Ax1 \/ 2Ax2 \/ 1Ax4 \/ 0.5Ax4 \/ 0.25Ax4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.20V ± 0.05V (Li-ion) \/ 1.45V ± 0.1V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Current: ≤120mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOptimal Storage Voltage: 3.7V (Li-ion), 1.2V (Ni-MH)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eOperating Temperature: 0°C - 40°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: L156 x W115 x H35 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNet Weight: 212g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Battery Types: 3.6V\/3.7V Li-ion (IMR\/INR\/ICR), 1.2V Ni-MH\/Ni-CD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, 32650 (Flat Top)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eSupported Ni-MH\/Ni-CD Sizes: AAA, AA, A, SC, C\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=\"\"\u003eBattery (XTAR 26650 5200mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eBrand: XTAR\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eModel: 26650 Rechargeable Li-ion Battery\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNominal Capacity: 5200mAh\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eNominal Voltage: 3.6V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eCharging Cut-off Voltage: 4.2V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eMax Continuous Discharge Current: 7A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eWeight: 95.5g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eDimensions: 26.5±0.3mm (Diameter) x 69.3±0.5mm (Height)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003eNote: Manual measurement has an error margin of 0.5mm.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eIdeal long-lasting power source for high-lumen searchlights, tactical flashlights, and heavy-duty EDC gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eReliable and stable 7A power supply for outdoor headlamps and extended-duration camping lanterns.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eProfessional battery grading, testing, and storage management for RC hobbyists and model aircraft.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eHeavy-duty backup power for outdoor survival kits, emergency radios, and communication equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003ePre-conditioning batteries for long-term storage in power stations and DIY battery packs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"\"\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ1: What is included in this bundle?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA1: The bundle includes one XTAR VC4SL 4-slot smart charger, one Type-C fast charging cable, one user manual, one travel storage pouch, and either 1 or 2 units of the XTAR 26650 5200mAh 7A batteries depending on your selection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ2: Is the 26650 5200mAh battery compatible with the VC4SL charger?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA2: Yes. The VC4SL charger features wide, extendable spring-loaded slots specifically designed to accommodate larger diameter batteries like the 26650 (26.5mm). It fits safely and will charge efficiently.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ3: What does the 7A max continuous discharge current mean for my devices?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA3: The 7A discharge rating means the battery can safely provide a continuous current of up to 7 Amps to your high-drain devices without overheating or performance drops, making it perfect for powerful flashlights and high-output outdoor gear.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ4: What are the voltage specifics of the VC4SL's Storage mode for this battery?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA4: If you leave the battery unused for a long time, the Storage mode will automatically charge or discharge this 3.6V 26650 battery to the optimal long-term preservation voltage of 3.7V. This specific voltage prevents chemical aging and significantly extends battery life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eQ5: How can I confirm the battery is fully charged?\u003c\/span\u003e\n\u003cbr\u003e\u003cspan class=\"\"\u003eA5: Once the VC4SL charger detects the battery has reached the precise charging cut-off voltage of 4.20V ± 0.05V and the charging current drops below 120mA, the LCD screen will flash \"FULL\", and the LED indicator will turn green, confirming it is ready for use.\u003c\/span\u003e\u003c\/p\u003e","brand":"XTAR","offers":[{"title":"1 Pack 26650 Battery+Charger","offer_id":51454131241206,"sku":"OAS242","price":56.98,"currency_code":"USD","in_stock":true},{"title":"2 Packs 26650 Battery+Charger","offer_id":51454131273974,"sku":"OAS243","price":85.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/2753\/6886\/files\/xtar-vc4sl-26650-5200mah-battery-kit-main-1_6178cf8d-7c70-472d-8b87-c13db24136cf.webp?v=1786965467","url":"https:\/\/oneandes.com\/products\/xtar-vc4sl-26650-rechargeable-battery-3-7volt-5200mah-large-capacity-button-top-for-flashlight-headlamp26650-batterycharger","provider":"OneAndes","version":"1.0","type":"link"}