Fenix ARB-L21-6000B USB-C Battery and Power Bank
A rechargeable 21700 Li-ion battery with 6000 mAh capacity and 3.6 V output. It is made as a spare or replacement battery for compatible Fenix lights.
Battery and compatibility
The battery is designed for lights that support the 21700 format. Charging is handled by the built-in USB-C port or a compatible charger. The built-in USB-C port allows direct charging without a separate charger. Compatible products include selected Fenix 21700 lights including PD40R V3.0, PD45R ACE, LD45R, LR50R and WF25RM.
Safety and handling
Built-in protection circuitry helps reduce the risk of short circuit, overcharge, over-discharge and overheating. The protected construction is made for normal use in compatible Fenix products. The built-in USB-C port also lets the battery work as an emergency power bank.
Highlights
- Product type: rechargeable 21700 Li-ion battery
- Capacity: 6000 mAh
- Voltage: 3.6 V
- Charging current: 1.2 A recommended, 3 A maximum
- Charging: built-in USB-C port
- Compatibility: selected Fenix 21700 lights including PD40R V3.0, PD45R ACE, LD45R, LR50R and WF25RM
- Weight: 80 g
- Size: 77 x 22 mm
- Warranty: 12 months from date of purchase
Fenix Lighting covers this battery with a 12-month warranty from date of purchase.





