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21700 5600mAh High Capacity Rechargeable Li-ion Battery

$21.90
PRICE BREAKS - The more you buy, the more you save
Quantity2+4+
Price$18.90$16.90

This 21700 battery offers a high 5600mAh capacity, delivering extended runtime for your flashlight while also providing the power needed to support more demanding applications for enhanced performance.

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    21700 5600mAh High Capacity Rechargeable Li-ion Battery overview image highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery feature detail highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery performance illustration highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery design detail highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery application scene highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery operation detail highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery charging and battery detail highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery durability feature highlighting 21700 battery power

    21700 5600mAh High Capacity Rechargeable Li-ion Battery size and carry detail highlighting 21700 battery power

    Details

    • 5600mAh capacity
    • 500 recharge cycles
    • Lithium-ion rechargeable
    • Continuous discharge current: 15A
    • Steel shell riveting
    • Multiple layers of protection
    • Pressure relief valve protection
    • Separate microporous protection
    • Overcharge, over-discharge, short circuit, and overheat protection
    • Warning: Never expose the battery to water or fire.
    • Warning: When charging or using batteries, ensure the positive and negative ends correspond with the positive (+) and negative (-) symbols.
    • Warning: To extend battery life, it is recommended that it is charged every three months or longer when unused for long periods.
    • Warning: Keep out of the reach of children.

    Battery

    Included: 21700 5600mAh high-capacity rechargeable Li-ion battery with 15A continuous discharge current.

    Size & Weight

    • Length: 76.7mm / 3.02"
    • Diameter: 21.8mm / 0.86"
    • Weight: 75.4g / 2.66oz

    Outputs & Runtime

    Battery specifications converted into the CO-V1 table layout.

    ModeOutput / SpecificationRuntimeDistanceIntensity
    Capacity5600mAh   
    Recharge Cycles500 cycles   
    Battery TypeLithium-ion rechargeable   
    Continuous Discharge Current15A   
    ShellSteel shell riveting   
    ProtectionOvercharge, over-discharge, short circuit, overheat, pressure relief valve, and microporous protection   
    Capacity: 5600mAh  ·  Continuous Discharge: 15A  ·  Recharge Cycles: 500  ·  Weight: 75.4g / 2.66oz
    Existing reviews

    Good
    I received this battery for the T29. The measured capacity was over 5900mAh, which is a great value!
    | 3/29/2026 2:50 AM
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