XTAR Li-ion rechargeable battery 21700 3.7 V 4900 mAh with protection - 1 piece

Rechargeable Li-ion battery 21700 with a voltage of 3.7 V and a capacity of 4900 mAh is suitable for compatible devices requiring this format. Thanks to the protective electronics, it helps increase safety during use. The price is listed for 1 piece.

High capacity 4900 mAh

The 4900 mAh capacity helps extend operating time in compatible devices where a 21700 cell is required.

Protective electronics for safer use

The battery is equipped with protection, which is intended for safer charging and discharging in compatible applications.

Standard 21700 format

The 21700 format is common in higher-performance devices. Before purchasing, check the compatibility of the size and cell type in your device.

This 21700 format battery offers a high capacity of 4900 mAh for longer runtime in compact compatible devices (e.g., flashlights and other electronics according to the required cell type). The integrated protection is designed for safer operation during both charging and discharging.

Important: Before purchasing, verify that your device supports the 21700 size and the required type of protected cell. The product is sold as 1 piece (photos may show multiple pieces for illustration).

Main advantages