Automatic Operation: Performs in tandem with the opener, so it always locks and unlocks.
Anywhere Assurance: Powered by myQ technology, homeowners will have the ability to open and close their garage door from anywhere2 and will receive alerts if its left open.
The Automatic Garage Door Lock 841LM is available and sold separately for LiftMaster/Chamberlain Garage Door Opener models: WLED, 8550WLB, 8360WLB, 8580WLB, and 8587W The Automatic Lock is included in 8500W.