Fenix ARB-L18-3500 is a Premium Quality High Capacity 18650, 3500mAh Lithium - ion battery specifically designed for high intensity flashlight use and is the perfect companion for all current Fenix 18650 powered lights.

Fenix ARB-L18-3500 battery features:

High capacity (3500mAh), great reliability and compact design
Protection circuit built into positive terminal for outstanding damage resistance
Triple overheat protection for safety and reliability
Built-in overcharge and over discharge protection
Unique structural design for better impact resistance
Button top positive contact for greater versatility
Dia 18.6mm, Length 69mm