LED: 2 x CREE XML-L2 LED^Lumen: Max up to 2000 lumens^Motion sensor: Long press the button 2 seconds to activate the motion sensor mode after turning on the headlamp.^Waterproof: IP65, not for diving.^Power indicator: 5 green LEDs indicate battery power from 0 to 24%, 25 to 44%, 45 to 69%, 70 to 100%.