Ceiling Motion Sensor, Contractor Select Standard Range Passive Infrared Ceiling Mount Occupancy Sensor, White (CMR 9)

The Sensor Switch CM 9 small motion, line voltage ceiling mount sensor offers a low profile design, making it perfect to mount directly to a ceiling tile or metallic grid.
DESIGN: Passive Infrared (PIR) occupancy detection
ENERGRY SAVINGS: Self-contained relay (no power pack needed)
DIMMING: Enjoy the flexibility and convenience of programming sensor settings with your smartphone using the SensorSwitch VLP Mobile App through camera flash programming
RATINGS: Energy Management Equipment, UL916 (E167435), RoHS compliant
MOUNTING: 12 ft radial coverage when mounted to standard 9 ft ceiling; 8-15 ft mounting heights provide 10-20 ft radial coverage