Description
The Fenix ARB-L21-4000P 4000MAH 21700 Battery is a rechargeable battery that is designed for longer runtimes at higher levels. It features a protection circuit in the anode to help prevent short circuits, overcharge/discharge, and overheating. Additionally, it has pressure relief vents that expel waste gas in the rare case of an internal short circuit. The battery capacity up to 4000mAh and 500 charging cycles make it a popular choice for high-output flashlights.
Fenix ARB-L21-4000p 4000mah 21700 battery
Description
ARB-L21-4000P is a high-capacity 21700 Li-ion rechargeable battery built for longer runtimes at higher levels. This battery allows a high output flashlight like the LR35R to have its turbo setting of 10000 lumens to maintain its output by maintaining higher voltage for longer periods of a battery's charge. Moreover, the additional features include a protection circuit in the anode to help prevent short circuits, overcharge/discharge, and overheating. Pressure relief vents expel waste gas in the rare case of an internal short circuit, preventing an explosion. Battery capacity up to 4000mAh. 500 charging cycles.
Specifications of the ARB-L21-4000P Rechargeable Battery
21700 battery type
4000mAh high capacity
Protection circuitry to prevent short circuits
Pressure vents to prevent explosions
500 charge cycles
Currently compatible with the HT18, LR35R, PD36R, PD40R V2.0, TK22 V2.0, TK22 UE, and TK30.
Overall Capacity: 4000mAh
Overall Voltage: 3.6V
Charging Current: Recommended 1A, maximum 4A
Maximum output current: 18A (less than 3 minutes)
Maximum continuous output current: 10A
Weight: 2.5 ounces (70g)
Size: Length: 2.99 (76mm) Diameter: 0.85 (21.5mm)
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