This solar powered Headlamp is lightweight and comfortable. The Headlamp is water resistant, rotates 120 degrees vertically, and the LED shines at 75 lumens. You get 30 hours of light on a full charge. You can use the Micro USB port for charging or simply use the portable solar panel. The HybridLight Headlamp is 2.5” wide and only weighs 1.5 oz. It is available in two colors (Black or Hi Viz Yellow).