... also has long serve life SPECIFICAITONSWall hidden PIR motion sensor switch1.CE, GS2.12m&140 degree detection distance3. ... Adjustable duration time4.OEM Wall hidden PIR motion sensor SwitchModel:SA003B-4Specification:Power Source90~240V/AC,50~60HzDetection ... mainly producing pir motion sensor, microwave sensor, sensor lighting and so on with high quality and competitive price. We also have our ...