The OMNI Ceiling Mount Occupancy/Vacancy Sensor is designed for medium to large spaces with ceilings up to 12' in height. The sensor is available with Ultrasonic and Passive Infrared technology for unequaled motion detection. Embedded smart IntelliDAPT® technology eliminates false triggers. The sensor has 500-2,000 square foot coverage area, depending on the model. OMNI Passive Infrared Ceiling Sensor with IntelliDAPT, 360 degrees, 1500 Sq Ft, relay & photocell, white