ROADVISION's RHL3200 Series LED Head Lamp with Motion Sensor features a high-powered, rechargeable, environmentally friendly Li-Ion battery with no memory effects. Perfect for use at home, on the road and in the workshop, the durable RHL3200 Series produces a super white light, close to daylight.Rechargeable with a run time of up to 4 hours, the RHL3200 Series allows you to take control of where and when you need the light with a 60 downward adjustable bracket and 10cm smart motion sensor.