EATON OS306U-BK 600W Wall Mount Occupancy Vacancy Sensor, Black Sensors in the device provide coverage for up to 450-square feet and a 180 degree field of view When the device senses motion it will turn lights on When the room is empty it will turn lights off Selectable time delay can be set to wait between 5 seconds and 30 minutes to turn off lights after the room is vacated 600-Watt Wall Mount Occupancy Vacancy Sensor