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Three lighting modes: high, low brightness and strobe flashing, you can switch at will, adapt to different environments of lighting. Head lamps are built to withstand all work and weather conditions, from extreme heat to bone-chilling cold. Plus, the air-light rubber sealing protects the LED headlamp rechargeable battery from dust, ice, and water, for ultimate dependabilty. Powered by 3* 18650 rechargeable high-capacity batteries, could last working up to 6-12 hours under full charge. You need to charge the batteries before using headlamp for the first time. You need to charge the batteries before using headlamp for the first time. Fully charged, the battery bin show 4 blue LED lights, while you are lighting, the blue lights gradually weak. With USB charging cable and 18650 rechargeable battery*3, make sure working time more longer. The headlamps can be used as a USB emergency power bank to charge the phone. Which can be adjusted from the front to the illumination on the foot surface to meet the needs of different angles of light and avoid danger.







