Silva Free Headlamp Battery M 36 Wh HV12 A lot of lumen and

A lot of lumen and a lot of burn time require a lot of battery power

Tā tabs make up for the sodium and minerals lost in sweat during your various sports activities

Igneous grey wraparound frame

Inspired by the crashing waves of California's beach-lined coast

Matte army green frames

Silva Free Headlamp Battery M 36 Wh HV12 A lot of lumen andFree Headlamp Battery 36 Wh is a powerful long distance battery. It is rechargeable via USB C and can be attached to a bike frame, helmet or your Free headband. This battery fits all headlamps in the Free Series. Our Free series is made for flexible use regardless of model. You can easily move the lamp unit from the headband and instead attach it to you helmet or a handlebar. The more light (higher lumen) you want the more powerful battery you need to