①. Infrared Motion Sensor Activated control: All you need to do is wave your hand in front of the head light lamp to turn it on and off. ( Note: When the head light lamp turned on, please press the button over 3 second until the indicator turns blue, the motion sensor starts, you just need to swing in front of the sensor, the led head light lamp automatic switch.) ②. Ultra-Bright: Output from/L2/V6 LED. You'll be to see up to 200 yards even when it's pitch dark. ③. 4 Modes settings: High / Low / Strobe / Hand Wave Sensor. ④. USB Rechargeable: This LED head light lamp comes with a -USB cable, after put into the batteries, convenient for charging. ⑤. The light can be zoomable, Zoom in/out to adjust its focus by rotating the head light lamp, adjustable 90 degree, waterproof IP65. Up to 3-8 hours working time under fully . ⑥. Protection Circuits to Make The Safest head light lamp: the Battery case has the protective circuits to prevent overcharge. ⑦. Color: Black ⑧. Material: aluminum alloy ⑨. Package Contents: 1 x head light lamp, 1 x USB. Only the above package content, other products are not included. ⑩. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.