Wiring Device-Kellems, AD2000I1, Occupancy Sensor Switch With Photocell, 1-Button 1-Circuit 1 Relay Adjustable Dual Technology, 120/277 V AC, 800/1000/1800 W Power, Passive Infrared/Ultrasonic Sensor, 1000 sq-ft Coverage, 4 to 30 min Time Delay, Fluorescent/Incandescent Lamp, Thread Connection, Automatic/Manual On Control Output, Wall Mounting, 0 to 40 deg C, Plastic, Ivory, 1.71 in W x 1.69 in D x 4.13 in H Dimensions