The Acebeam IMR 21700 battery is a rechargeable battery and power bank wrapped into one incredible cell. The high capacity 5100mAh drain allows this battery to charge while also recharging other devices through an Input/Output USB cable. Make it easier to charge up your battery and other devices with this 21700 on hand. The battery features an LED indicator that glows red during charge and green when fully charged for a clear signal that your battery is ready for optimal use.
|Nominal Voltage||3.7 volts|