People can enter the sensing range and can be automatically turned on , When people leave , they can automatically delay the shutdown , so as to the conventional lamps from being opened The light will be activated ON / OFF by auto PIR motion detection motion sensor switch outdoor sensing distance / light intensity / power-on time adjustable.A.When adjusted to the sun-position , the sensor works all day ; BWhen it transferred to the position , the sensor will work when not enough light and automatically enters the working at night Energy-saving and low heat and low power consumption motion sensor turns lights on automatically when motion detected and off after a pre-selected time delay ( 5 seccond to 8minutes optional 180° sensor switch utilizes human motion rays as control sources , when enters the detection field , will start the controlled load at once Occassion , suitable for home , , school ect, Manufacturer: Watreketal