Chamberlain 0.5-HP Ultra-Quiet and Strong Belt Drive Belt Drive Garage Door Opener Works with MyQ

Quality designed and precision engineered to run smoothly, with a Chamberlain garage door opener, you get reliability, easy installation and dependable operation, all at an affordable price. Perfect for attached garages, the B503 will give you years of smooth, quiet performance you can sleep through. Powered by chamberlain’s lift power system™, it delivers the highest lifting capacity compared to the 1/2 power class. Steel-reinforced belt drive ensures quiet operation and is constructed with high-grade materials for long-lasting operation Med Lift Power System™ delivers a powerful lifting force for effortless lifting and reliable performance you can count on Safety sensors project an invisible beam preventing the garage door from closing on people, pets or other objects Unmatched security+2.0®; 100 billion code encryption protects against hacking, and PosiLock™ anti-theft protection stops attempts at forced entry and ensures that once the door closes, it stays locked Our online installation videos, pre-pro...