Hubbell Wiring Device-Kellems Occupancy Sensor/Switch CSD1000

OCCUPANCY SENSOR TYPE; 4.5 INCH DIA X 1.02 INCH D SIZE; WHITE FINISH; UL (CANADA AND US) APPROVAL; COMMERCIAL APPLICATION; 24 VDC VOLTAGE RATING; CEILING MOUNTING; 360 DEG FIELD OF VIEW; PASSIVE INFRARED, ULTRASONIC SENSOR TYPE; 1000 SQ FT AREA COVERAGE;