Infrared sensor switch This product adopt the original infrared detector to receive the active infrared ray of human body and turn them into the auto-controling switch after the disposal of the electron-beam. it can detect wide-scaled zone sensitively and reliably ,it has a good design and can be fitted easily and have the anti-burglar function as well. they are widely used in corridor , balcony. kitchen .drawing room. gate. bathroom and garage etc.