| Description |
Liftmaster 841LM Automatic Garage Door Deadbolt Lock The Automatic Garage Door Lock is a powerful add-on accessory that works automatically with the opener. When two locks are installed, the two-point locking system has been engineered, tested and approved to meet hurricane-ready requirements1 by reinforcing the garage door automatically. Features:- 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.
Safety and Security:- Absolute Protection: A deadbolt lock reinforces the garage door automatically when the garage door is closed.
- Audible Security: The sound of the lock engaging provides homeowners with the assurance the garage door has been secured.
Compatibility:- The Automatic Garage Door Lock 841LM is available and sold separately for LiftMaster Garage Door Opener models: WLED, 8550WLB, 8360WLB, 8580WLB, and 8587W The Automatic Lock is included in 8500W.
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