USB Rechargeable Headlamp - Built-in 1200mAh rechargeable battery, easily light up an entire tent and road. The headlamp can be charged via computers, car chargers and power banks, etc. It will flash red when the battery is low, the indicator light turns red to indicate that charging is in progress, When the green light is on, the battery is fully charged. Working time for 3-8 hours in different light modes. Lightweight & Comfortable - Our head lamps are composed of ABS , with an adjustable headband, suitable for any size of head. Washable head light only weighs 1.69oz/48g, It is so light and comfortable that you can feel nothing even wearing it all day. IPX4 Waterproof - The headlight has IPX4 waterproof rate. The high-quality shell is more sealed and leak-proof, which is suitable for rain or snow, indoors or outdoors. Multiple Light Modes & Motion Sensor - This rechargeable headlamp designed with motion sensor mode, easily control the headlamp even if you have gloves on, wo