The Sensorswitch CMR 9 Small Motion, Line Voltage Ceiling Mount Occupancy Sensor Offers A Low Profile Design, Making It Perfect to Mount Directly to A Ceiling Tile or Metallic Grid. With A Variety Of Lens Options, CMR Sensors Utilize 100% Passive Infrared Detection and Is Powered Directly From Line Voltage Without The Need Of A Power Pack. Programming CMR Sensor Setting Can Easily Be Achieved Via Push Button or Optional Flash Programming Via The Sensorswitch VLP Mobile App. With Either Programing Method, T