Battery Fenix 21700 5000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery with Built-In USB-C Charging Port (ARB-L21-5000U / ARB L21 5000U)

Fenix 21700 Battery with USB-C Port 3.6V | 5000mAh Capacity | USB-C Charging Port This Fenix 21700 battery stands out from other 21700 batteries with its built-in USB-C charging port. This charging port allows for incredibly fast charging so you can power-up high drain flashlights in under 4 hours. Plus, with an internal charging port, there is no need to purchase a separate charger! With 3.6 volts of power and a 5000mAh capacity, this 21700 is outfitted with PTC and PCB protections ensuring extended runtimes and use. The 3 sets of overheat protection make sure the battery retains a stable temperature while powering your preferred flashlights. With these protection systems in place combined with the USB-C charging port, this 21700 battery is the ideal companion for any 21700-compatible flashlight. Features & Specifications: Capacity: 5000mAh Voltage: 3.6V Charging Cycles: 500 cycles Charging Current with Charger: 1A recommended, 5A maximum Charging Current via USB-C Port: 2A Maximum Output Current: 8A Dimensions: Height: 2.99″ Diameter: 0.85″ Weight: 2.56oz (72.5g) Battery Size: 21700 Battery Capacity (mAh): 5000 Battery Chemistry: Li-Ion Battery Voltage: 3.6 Battery Terminal Type: Button Top Brand: Fenix Warranty: 30-Day Warranty Fenix 1 Year Warranty Product Weight: 2.56oz UPC: 0736952853394 MPN: ARB-L21-5000U Country of Origin: CN