90° ANGLE ADJUSTMENT The V8000 headlamp is equipped with a high quality elastic strap that is easy to wear and remove and does not slip, making it suitable for adults and children. The hands-free LED flashlight is very comfortable to wear, the lamp head can rotate 90° down to see the surroundings and not stumble in the dark, which is very convenient to use. IPX4 waterproof The LED headlight has an IPX4 waterproof rating, even in rainy days and other bad weather can be used normally. You don't have to worry about spills or sudden downpours when using your LED headlight in soggy conditions. Red safety tail light There is a red safety tail light on the back of the battery box. When you use the headlamp at night, you can press the switch to turn on the taillights to provide a safer environment. It can help you in an emergency. USB rechargeable and easy to charge Package includes 2 rechargeable batteries and USB cable, provides hours of use. Common USB devices can be used as a power source