This product is a new energy-saving lighting switch, it adopts high sensitivity detector, MCU control, controllable Silicon and SMT; It gathers automatic, convenient, safety and practical functions; The wide detection range is made up of the up and down, left and right service field; It utilizes the infrared energy from Human Body as the control-signal source, When one enters the detection field, it will start the controlled load; It can identify day and night automatically; Its installation is convenient and its range is wide; It has the functions of the power indication and the detection indication.