50000LM Rechargeable Motion Sensor HeadLamp

With a brightness of 50000 lumens and illumination range of 300m/984ft, this headlamp adds motion sensor, enable you to turn the lights on/off by waving your palm in a distance up to 12cm/4.72in. Powered by USB cable and 1200mAh built-in rechargeable batteries provide a longer life. So it will last for 4~8 hours when fully charged for 5 Hrs. 75cm/29.5in-long elastic band and 45 degree angle for easy adjustment and installation, while IPX6 waterproof and 0.18lbs lightweight makes it suitable for most outdoor environment.