Features:* 1. Rechargeable battery, 18650*3 parallel battery has a capacity of up to 6000mAh, which can work for a long time. When fully charged, the working time in strong light mode is about 4 hours, the working time in medium bright mode is about 8 hours, and the working time in low light power saving mode is about 10-11 hours. It can also be used in emergency situations. Used as a power bank for mobile devices. When Intelligent Multiple Protection (Overcharge/Over-discharge Protection) is used as a mobile power source to charge smart devices, it can remain safe and stable.*2. This flashlight adopts the latest XHP70 LED strong lens light with large irradiation area. The irradiation distance can reach 1500m, and the service life can reach 120,000 hours.*3. Humanized design. There is an electronic indicator on the back of the lamp (lights up when the power is close to 100%, 75%, 50%, 25%), and you can adjust the lighting mode by watching the remaining power at will. An adjustable bracket is installed at the bottom of the lamp to support the lamp. It is firmly fixed and can be used for a long time without deformation to fix the lamp.*4. IP65 waterproof. The concentrating flashlight is made of durable ABS plastic. IPX65 waterproof level can prevent water from splashing in all directions. Rechargeable waterproof headlight is very suitable for camping, hiking, fishing