Sensor ControlThe headlights also have a unique sensor function design, just wave your hand in front of the head torch to turn on/off, you can choose normal mode or sensor mode. You can check it by waving your hand or panning other objects. The best distance between your hand and your forehead is 5-10 cm.USB RechargeableBuilt-in high-power 800mAh battery with USB cable. The USB charging cable allows you to charge from any USB device. It only takes 3-4 hours to fully charge. It can provide 15 hours of continuous power supply in low brightness mode.Flexible AdjustableWhen you want to illuminate a specific object, the solid headlamp body can be tilted up to 60, allowing you to focus the light where you need it. The elastic headband can easily and comfortably adapt to any size, suitable for children and adults, suitable for night reading, dog walking, biking, running, camping, hiking and even night maintenance.Lightweight and Waterproof IPX6 waterproof headlight can prevent water splashing from all directions. The weight is only 50 grams, which reduces the pressure on your head.