PIR Sensor Switch Infrared Motion Detector 230v EU Plug New Control Home System PIR Sensor Socket Saving Energy is easy with the new Go Green PIR Sensor Socket. Only when the Sensor of the adapter senses people moving the connected device will be activated. It can be used in various places like stairways, garage, or other places where the need for electricity only is wanted when people are present Insert the PIR Sensor into your home socket.