The Fenix ARB-L18-3500U 18650, 3500mAh lithium - ion battery is specifically designed for high intensity led illumination use and is the perfect companion for all current Fenix 18650 powered lights. The 3500U is a highly versatile battery that can be charged in a regular Li-ion charger or, for those customers who already have a charger with Micro USB lead such as a mobile phone charger, the micro USB can be plugged directly into the battery, saving the expense of an additional charger. The Fenix ARB-L18 3500U battery even features its own built-in LED indicators for charging / charged status.
ARB-L18-3500U battery features:
High capacity (3500mAh), great reliability and compact design
Triple overheat protection including relief vents for safety and reliability
Built-in over charge, over discharge and short circuit protection
Impact resistant structure
Protruding positive contact allows use in series
Please check your application as the slightly increased length and diameter of these batteries means that they may not fit some older products.
USB charging lead / charger not included