Lightweight and Comfortable➩➩ The headlamp is made of ABS and soft silicone with elasticity and tension. The product weighs only 81 grams. Even if you wear the headlamp for a long time, you won't feel it's cumbersome. Featured Function Modes➩➩ Range of 100 meters, 10 different light modes (double-click in any mode to start the flashing mode). The headlamp features a memory function. It locks after 3 seconds in any mode, then press to turn off the light. Motion Sensor Mode: The LED headlight is equipped with a smart sensor. When the sensor function is activated, simply wave your hand within the sensor area to easily and quickly turn it on/off. Rechargeable Headlight: It uses a 1000mAh battery. A green light will stay on for 5 seconds at 3.3V or higher, a flashing red light below 3.2V, and a red light will turn off below 2.7V. Red light while charging, green light when fully charged. Waterproof for Multiple Scenarios➩➩ When it suddenly rains or snows outside, you don't need to worry