USB Rechargeable Headlamp - Unlike other Head Lamp that are powered by batteries, our Headlamp Rechargeable provide up to 12 hours of continuous lighting on a single charge that takes only 3-4 hours. The Sideback of the Led Headlamp increased the power indicator, representing 25%, 50%, 75%, 100% power, no longer need to worry about the trouble caused by power problems!Motion Sensor: The Rechargeable Headlamp also added motion sensor mode, you can easily turn the Head Lamp lights ON/OFF by waving your hand, which is more convenient and avoids soiling the headlamp when your hands are dirty. When you turn on the induction switch, as long as you wave your hand in the induction area of the headlamp (around 10'in), We recommend you use level 2 lights50% Lights) for night running and level 1 lights for outdoor work..International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.