OCCUPANCY SENSOR, CEILING MOUNTED, MULTI-TECHNOLOGY, 24VDC, 25MA POWER CONSUMPTION, 1000 SQ' , 180 DEGREE (MAJOR MOTION: PIR: 20' RADIUS, U/S: 23' L X 23' W MINOR MOTION: U/S: 17' L X 17' W), RED LED=PIR, GREEN LED=U/S, AUTO ADAPTING, WALK-THROUGH, TIME DELAY 30S-30M, TEST MODE (6S TIME DELAY FOR 15M WITH AUTO EXIT), CONNECT GRAY WIRE FOR PHOTOCELL AMBIENT LIGHT HOLD-OFF.