The Fenix ARB-L18-3500U battery is a high capacity 18650 li-ion cell, specifically designed for high drain devices such as high intensity flashlights and headlamps. It has a built-in micro USB port for direct charging into the battery using a micro USB cable (not included). The charging indicator changes from red to blue once fully charged.

The high capacity (3500mAh) provides excellent reliability and optimum runtimes.

The battery features a built-in protection circuit for damage resistance, triple overheat protection and built-in overcharge and over discharge protection, for safety and reliability.

Due to shipping restrictions we are unable to send orders containing only batteries without a device to Northern Ireland and the Channel Islands. Orders that include a device such as a torch and/or charger are unaffected.