Basic product parameters: Brand: shuster Light source:XPE Headlight elastic band: adjustable PC elastic band Headlight lumens: 500lm (maximum) Charging method: USB direct charge Waterproof rating: IP64 Sensing distance: 15cm Product Description 1.Sensor switch-built-in infrared sensor, after turning on the sensor mode, within 15CM, you can turn on the light with a wave of your hand, freeing your hands. 2.Long Beam Distance-Shustar headlamp is with XPE LEDs ,provide a super bright 500 lumen light your way up to 100M 3.long burn time for rechargeable battery - Shustar headlamp Could run up to 2-3 hours in brightness mode in one single charge . 4.Battery Type - Shustar headlamp use built-in lithium ion battery , you can charge directly via Any usb port ,and don't need put the battery out 5.High level Waterproof -Shustar super headlamp can be used normally in the rain 6.Lightweight -Shustar headlamp weight only 42g that you even won't notice wearing it. 7.Comfortable -Shustar headlamp Headband is made by Elastic that is adjustable ,and it's compact that headlamp doesn't bounce or slip with impact 8.multi-use -Shustar headlamp is widely used in jogging, fishing, camping, hunting, expedition, underground work,dark places without lighting machines, etc.