Lutron LOS-CDT-1000R-WH Occupancy Sensors Ceiling Mount, Passive Infrared/Ultrasonic, Manual/Auto Time Delay, 8 to 30 min Timer Range, 20 to 24Vdc | Graybar Store
Self-adaptive sensors automatically adjust sensitivity and timing;Passive infrared (PIR), ultrasonic (US) or dual technology (DT);Range from 4502,000 ft² (mounted on an 812 ft ceiling);8-second test mode to easily confirm proper operation;Model with additional output (dry contact closure) available;Non-volatile memory (saved changes are stored during loss of power);20-24 VDC, class 2 (PELV) low-voltage wiring