The Acebeam 18650 3100mAh Rechargeable Li-ion Battery has a built-in USB port and can be charged directly with a USB cable or using a traditional charger like an Acebeam A4. The battery has been designed for powering high-drain devices such as high-output flashlights, lanterns, headlamps, and bike lights, as well as a variety of other appliances and devices. With built-in smart charging circuitry and other integrated safety features throughout, the Acebeam 18650 3100mAh Rechargeable Li-ion Battery will safely work in the majority of button-top compatible devices.
Capacity of 3100mah
Micro USB port on the battery for easy charging
68.30mm x 18.60mm
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