Features: 1. Compact and Portable: Lightweight design the headlamp weighs only 44g so you won't feel heavy and burdened allowing you to go out fast and portable. 2. High-powered Lighting: The use of high-tech design high-power LED lights high lighting brightness long range long service life and also low power consumption. 3. Waterproof: Strong waterproof not only can easily cope with all kinds of rain in ordinary life and will not affect the lighting brightness of the light at all. 4. Adjustable: The illumination angle of the light source can be adjusted between 0-150 to meet various conditions. 5. After-service: If you have any questions after receiving the product please feel free to contact us and we will provide you with a satisfactory answer. Specification: Size: 5.6*6.4*4cm Weight: 44g Color: Blue yellow red includes: 1 * Headlight(not include battery)