... 2 years 3,sensor distance:8-10M 4,CE&ROHS High quality 20w smd2835 led microwave sensor ceiling light Features and Functions ... Led infrared induction lamps are widely used: the corridor, terrace, kitchen, toilet, storage, Elevator, children's rooms, hotel corridors,etc ... led ceiling light with sensor.one kinds:ceiling light with adjustable resistor,you can freely adjust the light sensitivity,delay time ...