Chamberlain 0.5-HP Smart Chain Drive Garage Door Opener Works with Myq Wi-fi Compatibility Battery Back-up OVERVIEW Chamberlain® is the trusted brand of garage door openers, designed with the safety of your home and family in mind. For the 70 percent of homeowners who use their garage door as the main entry to their home, a power outage can become not only an inconvenience but a major safety and security issue. The C2212T comes with integrated battery backup to allow you to safely get in and out of your garage even when the power is out, and integrated myQ® technology lets you control, secure and monitor your garage from the myQ app - anytime, from anywhere. The C2212T is equipped with cutting edge technology including: Smartphone control: Control, secure and monitor the garage with the myQ app- anytime, from anywhere Battery Backup: Open/close the garage door even when power is out Drive Type: Long-lasting chain drive Next generation garage technology: Improved Wi-Fi® connectivity and enhanced memory to support new myQ features Trusted security: Security+ 2.0 technology provides unmatched encryption (100 billion codes) Additional features: The opener also comes with one 3-button remote, push-button door control and safety sensors Additional assurances: 6-year motor warranty, 1-year chain warranty, 1-year parts warranty, 1-year accessories warranty BILT® intelligent instructions: 3D instructions for a quick, easy installation Perfect Fit: Designed specifically for 7-ft garage doors - extension kits required for 8-ft (8808CB-P) and 10-ft (8810CB-P) doors