Smartphone-Controlled Durable Chain Drive with Battery Backup and MAX Lifting PowerModel: C870
The C870 features an extra strong chain drive plus smart technology and life-managing features. With the Chamberlain MyQ App, you can get real-time alerts, open, close, and know the status of your garage door and more ---from anywhere. Powered by Chamberlain’s Lift Power System™, the C870 delivers the highest lifting capacity in the category. And with battery backup, you’ll have access to your garage even if the power is out.