[Super bright and durable] The headlamp adopts super LED chip, high-quality bulb can be used for 100,000 hours, the irradiation length is 800 meters, and the 3 high-capacity rechargeable batteries can be used for 100,000 hours. improved so that it can operate for 10 hours at high brightness. It can work for more than 45 hours in low light. [Five adjustable modes to choose from. 90°] Headlight at adjustable angle 90° Specially designed, each angle is very strong, allowing you to see the entire field of view from front to back. The headlamp has high, medium and low frequency flash, SOS, zoom and other five lighting modes. You can switch modes according to environments to achieve the desired outdoor effect. USB charging and convenience: The headlamp is specially designed for USB charging and circuit protection, so you can charge it on any USB port. When you are at home outdoors and in bright light, the adjustable strap on the headlamp allows you to adjust a satisfactory size to keep the