1. LED headlamp rechargeable - When jogging or repairing, we do not want to disrupt our rhythm with extra movements. Our LED headlamp is a great choice during these times. The unique sensor function allows you to turn it on and off freely in seconds. It is the perfect solution for your needs. The running headlamp is charged via the included USB charging cable, which can be connected to any power-enabled USB port. 2. 5 Modes & Long Lasting - Headlamp LED equipped with COB and XPE lights and 5 lighting modes. With a maximum brightness of 350 lumens and a beam angle of 230 degrees, the LED headlamp can easily illuminate a tent, room, or street even in complete darkness. The rechargeable headlamp features a built-in 1200mAh Li-polymer battery that can operate continuously for up to 6.5 hours on a full charge (XPE 40% mode). 3. Adjustable Length and Clip Attachments - The headlamp comes with 8 clips, allowing you to attach the headlamp to your helmet. Weighing only 70g, it provides a comfortable wearing experience. The adjustable strap length fits both adults and children with different head circumferences. 4. IPX4 Waterproof - The headlight is IPX4 waterproof, suitable for various scenarios. Whether you are running, cycling, fishing, camping, or in rain or snow, this headlamp can operate reliably for extended periods. 5. Hassle-Free Customer Service - If you have any issues with your product or if the item stops working after a few months, please contact customer service. A satisfactory solution is guaranteed.