【Super Brightness and Longevity】 This headlamp features a super LED chip, an excellent bulb with a lifespan of up to 100,000 hours, a luminous intensity of up to 90,000 lumens, and a beam distance of up to 800 meters. Equipped with an upgraded high-capacity rechargeable battery, it can operate for 10 hours on high brightness and over 45 hours on low brightness. 【90° Adjustable and Five Modes】 This specially designed headlamp has a 90° adjustable angle. Each degree is very stable, allowing you to see the entire field of vision from front to back. The headlamp has high, medium, low, strobe, SOS, zoom, and five other lighting modes. You can switch modes according to different environments to achieve the full effect you want outdoors. 【USB Charging and Convenience】 The headlamp is specially designed for USB charging and circuit protection, so that You can charge it on any USB port when you're outdoors, and it's very lightweight. The adjustable strap on the headlamp allows you to make