Movement detector with wall installation and infrared technology with integrated LED headlamp which turns on when a body moves inside the detection area of the sensor. The additional relay allows the connection o fan external device (such as an additional headlamp or an acoustic alarm) and is activated at the same time as the headlamp is switched on. The head of the sensor is rotatable and tilting to cover the desired detection area. Sensitivity and intervention delay are settable by trimmer.