led light home motion sensor switch time delay adjustable automatic pir infrared

the switch can detect human body's infrared , and use infrared to control the load. after the person leaves, the delay light automatically closes.you can conveniently to let the light auto on/off . users according to actual needs, the human body sensors installed in the appropriate environment. suitable for energy-saving lamps, led lamps and fluorescent lamps. suitale for automatic lighting corridors, l