fenix rechargeable battery 18650 3500mah

The ARB-L18-3500U battery can be charged by its own USB port and also by the charger. A protective circuit is built into the anode and covered with a riveted steel cap. The battery is completely covered by the steel shell, so the potential risk of short circuit caused by collision or shock is greatly eliminated. Features Micro-USB charging port Multiple protection Short circuit protection 500 charge cycles Package includes: 1 x ARB-L18-3500U battery