Fenix ARB-LP21 Power Extender

Engineered specifically for the Fenix HM75R Headlamp, this power bank dramatically extends runtime with its integrated 5000mAh 21700 battery. Beyond powering your headlamp, it functions as a standalone charger for your other devices via its USB-C port. Designed for durability and convenience, it features a secure belt clip and a robust IP68 waterproof rating for reliable, all-weather performance.