Motion Sensor Mode: Turn on the power and press the sensor switch to enter the sensor mode, you can control the light on/off by simply waving your hand . USB Rechargeable: The headlamp built-in 1200mAh rechargeable battery which can be charged by type-C cable(included). There is a battery indicator and it shows red when charging and green when fully charged, the brightest mode working time up to 2.5 hours and it will last 8 hours at low setting . 5 Light Modes: High Mode, Low Mode, LED High Mode, LED Low Mode and Strobe Mode. In any other mode, long press the On/Off Button for 3 seconds to transform the strobe mode, then the LED and light will flash at the same time . Full vision design: The LED Headlamp with 230 full vision lighting design wave hand induction, powered by premium LED that deliver 350 Lumens in the high setting for maximum illumination, wide area illumination without moving the head to a desired illuminated area . Lightweight & Adjustable: The durable stretchable headband with silicone lamp shell is adjustable to any head size. It weighs only 3.28 ounces and has no weight-bearing feeling on the head. Compact and lightweight, easy to carry .