HITOLIGHT LED PIR Sensor Switch Human Body Induction Controller Black 8A DC12/24V for LED Strip Panel Light Energy Saving Switch The human body induction switch is a kind of infrared detection controller, adopt infrared detection way to control load switch. Users can according to actual needs, installed the human body sensors in the appropriate environment. When detected somebody, the load light will bright, when people leave time up to the setting of the delay time, the load lights will automatically turn off . Power supply voltage:12-24V, Delay time: 1-10min (adjustable) For LED Strip ,Panel Light etc., wide application range-home, household corridor, veranda, balcony, toilets, exhibition hall, stairs and so on.