Material: ABS_x005F_x000D_Colour: Black_x005F_x000D_Size: about 85 * 25 * 50mm_x005F_x000D_Weight: about 95g_x005F_x000D_Lighting mode: high beam, low beam_x005F_x000D_Waterproof: life waterproof_x005F_x000D_Battery: Built-in lithium battery_x005F_x000D_Charging method: USB charging_x005F_x000D_Features:_x005F_x000D_1. Built-in lithium battery, no need to replace the battery frequently, just charge it via USB cable, easy to use._x005F_x000D_2. The headlamp is equipped with an adjustable base, which tilts forward and backward, and can be adjusted by 180._x005F_x000D_3. It can be easily used in all situations, such as night running, reading camping, hiking, running, fishing, hunting, biking, DIY work, emergency or any outdoor activities._x005F_x000D_4. Two purposes, can be used as bicycle lights and front lights._x005F_x000D_5. Waterproof: can be used in rainy days but not in water._x005F_x000D_The package includes:_x005F_x000D_1*headlight_x005F_x000D_1*USB cable_x005F_x000D_note:_x005F_x000D_1. Due to manual measurement and different measurement methods, please allow a deviation of 1-3cm._x005F_x000D_2. Due to the difference between different monitors, the picture may not reflect the actual color of the product._x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D_