Maxxima Ceiling Mount 360 Degree PIR Occupancy Sensor - Hard-Wired Motion Sensor, LED Compatible, Commercial or Residential Automatic Sensing Solution for Indoor Use at Max Height 15ft, 120-277V - Amazon.com
Lithonia Lighting 360° Motion Detection PIR Low Voltage High Bay Sensor CM 6 - The Home Depot
Honeywell 997 - 360° Ceiling Mount PIR Motion Detector - Alarm Grid
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Ceiling Mount 360 Degree PIR Occupancy Motion Sensor
Amazon.com: LAFEINA Solar Sound & Strobe Light Alarm 360° Motion Detector, Record 15S Custom Message Siren Security Alert System for Farm Barn Villa (Red) : Electronics
Honeywell Home 997 Ceiling Mount PIR 360° Motion Detector Sensor | eBay