XTAR 18650 4000mAh battery

The XTAR 18650 4000mAh battery is a rechargeable Li-ion cell built for users who want dependable runtime in devices that support the 18650 format. With its 4000mAh capacity and 3.6V nominal voltage, it is suited to applications where longer operating time matters while maintaining practical everyday output.

Built as a flat-top 18650 battery, this model is rated for 10A max discharge and is designed for broad compatibility across devices that use this cell format. It supports 4.2±0.03V charging with a 2A charging current, offers 500+ cycle life, and delivers stable high-capacity rechargeable power for torches and other compatible electronics.