1. Super Brightness and Rechargeable Battery: The headlamp consists of three super bright LED lights (1P50 LED and 2Koçan LED), with an illumination distance of up to 500 meters and a maximum brightness of 10,000 lumens. The battery compartment is also equipped with a 1000-lumen LED light to illuminate the back and improve safety. The headlamp has a built-in rechargeable battery, and it is more suitable to use an ordinary 5V USB charging cable (included). Low brightness (1 main LED light), medium brightness (2 auxiliary LED lights), high brightness (3 LED light-emitting), sauce (red light, 3 LED flash). 3 battery compartment lights, high brightness, low brightness, red and blue flash modes. Low brightness 12 hours, medium brightness 6 hours, high brightness 4 hours, strobe 12 hours, battery compartment lighting 30-50 hours. The walking headlamp is designed to be 90° adjustable, and each angle is very sturdy, allowing you to see the entire field of vision. Free your hands with our rechargeable headlamp. It is equipped with high-quality elastic bands and head sponge pads for easy running and installation, and is comfortable for adults and children to wear. The high lumen headlamp provides maximum durability and waterproofness for your outdoor activities or any occasion. It has been professionally tested for outdoor use and is extremely waterproof and drop-resistant. It can withstand harsh environments such as heavy rain and extreme cold, making it your lighting choice for any adventure or extreme environment.