BORUIT Head Light Long-lasting, Before using or charging the headlight, please remove the battery film from the battery. The head lamp with characteristic of high brightness, long lifespan, energy-saving. The maximum usage time is 10 hours after each charge. With a lifespan up to 100,000 hours. 4 Modes and Super Bright, The Headlamps max output up to 5000 lumens without virtual mark, provide you with brightness for long-distance. 4 modes (high-middle-low-strobe) of the led headlight, you can choose the modes according to the surrounding environment. USB Rechargeable Construction Headlamp, Micro USB input designed, it can be charged by laptop, power bank, car or USB charger via the supplied micro USB cord. The headlight is powered by 1 or 2x rechargeable batteries(2pcs included),a spare battery makes it more convenient when in outdoor activities. Waterproof, Sturdy and Adjustable Camping Gear, It is rated to IPX5. Impervious to rainfall, avoid submerging it in water. M