USB rechargeable: The LED headlamp can be charged via a USB cable. With a charging time of just 2.5 hours, the headlamp provides up to 4 - 20 hours of constant light. USB cable included, you never have to buy a battery. Sensor mode and 5 lighting modes: Hold the left switch for 5 seconds until the blue light comes on to turn on the sensor mode which makes you hands-free. And you can control it by moving your hands within 10 cm. Our headlight has 5 lighting modes: High Light, Low Light, Flashing, Red Light, Red Light Flashing. Easy to change modes to suit all your needs. Adjustable and comfortable: the headband is comfortable and easy to adjust. The maximum beam angle of the headlight can be up to 60 degrees in order to avoid dangerous injuries. Suitable for both indoor and outdoor adventures, you should be able to tailor this affordable spotlight for most friends, neighbors, or family members. Exquisite and compact packaging is the perfect gift for you Waterproof & Portable: IPX5 waterproof grade ensures that the LED headlight can be used in most outdoor activities. The LED headlamp is compact, light (only 74g), can be put in your pocket, handbag or tool box. Widely Use: This rechargeable headlamp is ideal for running, camping, hiking, hunting, fishing, climbing, biking, cycling, construction work, car repairing, dog running and other indoor / outdoor activities..Items from Sheng Xinshun's shop