It doesn't occupy your ceiling Room. The LiftMaster garage door opener is provided with Protection two.0 and MyQ Application. Also, it works by using p3 motors for productive and impressive general performance. P3 motor operates pretty quietly, and it produces no audio and vibration. Safety + 2.0 sends a different http://garage-door-openers-insta34108.tinyblogging.com/The-Definitive-Guide-to-Garage-Door-Openers-Installation-45411706