Fenix ARB-L18-3500U USB Rechargeable 3500mAh 18650 Battery

Fenix ARB-L18-3500U USB Rechargeable 3500mAh 18650 Battery The ARB-L18-3500U battery can be charged by its built-in USB port or by an external battery charger as well. A protective circuit is built into the anode and covered with a riveted steel hat. The battery is fully covered with the steel shell; thus, the potential risk of short circuiting caused by collision or impact is hugely eliminated! Specifications Fenix ARB-L18-3500U mAh USB Rechargeable 18650 Battery Micro USB charging port lets you charge the battery directlyButton-Top DesignProtection circuit built in the anode with a riveted steel hat.Riveted steel shell eliminates the risk of short circuit caused by collision and impact.Pressure Relief Vent: Expels waste gas generated by internal short circuit. Expelling waste gas prevents a cell from inflating or exploding.Three Sets of Over-Heat Protection: Overcharge protection, Over-discharge protection, Short-circuit protection, and overheating protection500 Charge Cycles: A prop