The motion detector is home easy suitable for mounting to a fixed point on the wall the pir remote control senses heat movement switches any home easy reciever onoff for a set period of time as soon as the motion stops or is outside of the scope the lamp turns off after a preset time delay there are various time delays 5 sec 1 min 5 min and 10 min the wireless signal range of 50 meters no wiring no wiring necessary