Acebeam IMR 21700 High Drain Rechargeable Protected Button Top Battery (IMR21700NP-510A)

PRODUCT DESCRIPTION The Acebeam 21700 Li-ion battery is designed for powering high-drain LED flashlights, including the Acebeam T36, the EC65 and much more (sold separately of course). This rechargeable cell is able to provide up to 20A of current, making it the perfect power source for premium lights and other portable electronics you might have at home. The Acebeam 21700 battery is a larger and stronger power source than the more commonly-known 18650 and will take your premium devices to the next level in performance. Specifications: Battery Size: 21700 Battery Chemistry: Li-ion IMR Nominal Voltage: 3.7V Nominal Capacity: 5100 mAh Estimated Charge Cycles: 500 cycles Max Discharge Current: 20A Operating Temperature Range: -30°C to 80°C (-22°F to 176°F) Dimensions: Length 2.756" (70 mm) Diameter 0.827" (21 mm) Weight 2.56oz (72.5g) To prevent any mistake, please note that this battery is not a 18650 battery. Please only use 21700 batteries when indicated, not all 18650 battery powered lights will accept a 21700 battery. We are unable to accept returned batteries once they have been opened, so please ensure they are the correct cell for your device before ordering.