​The Fenix ARB-L21 5000 mAh

The Fenix ARB-L21 5000 mAh is a reliable and high-performance rechargeable battery, ideal for high-drain devices such as LED flashlights and advanced electronic equipment. It includes built-in protection circuits that guard against overcharging, over-discharging, overheating, and short circuits.

Specifications:

• Capacity: 5000 mAh
• Voltage: 3.6 V
• Chemistry: Li-ion
• Size: 21700 (diameter 21.5 mm, length 76 mm)
• Max charging current: 5 A
• Protection: short-circuit, overcharge, over-discharge, overheat
• Cycle life: up to 500 charges
• Weight: approx. 72.5 g

Compatible only with devices designed for 21700 batteries. Not suitable for 18650 chargers.