LiftMaster G821LMB-2SENSOR myQ, Smart Garage, Door Sensor

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LiftMaster 821LMB-2SENSOR Lm, Myq Garage Door Sensor, Bw Comp

Home Connectivity with myQ

Add myQ to a Second Door

This add-on door sensor works with your myQ® Smart Garage® Hub or myQ Garage™ to monitor and control a second garage door opener.  

  • Add a second opener to myQ Smart Garage® Hub.
  • Works with either 821LMB or 821LM