SKU: LM-821LMC-S
The LiftMaster 821LMC-S Smart Garage® Control is a device designed to enable smartphone control of garage doors. It is compatible with most major garage door opener brands manufactured after 1993 that have standard safety sensors. Key features include a modern, compact design with a white finish, and easy setup via Bluetooth Low Energy (BLE) integration. Users can download the myQ® App for quick setup. The device allows for secure in-garage delivery for Amazon Prime packages, with real-time updates and control via a smartphone.
Key Features:
Specs:
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The LiftMaster Smart Garage Control (821LMC-S) is universally compatible with most garage door openers manufactured after 1993 that have standard safety sensors. This broad compatibility range ensures it can work with a wide variety of garage door opener brands and models.
Programming Instructions:
LiftMaster Smart Garage Control Owner's Manual
myQ Smart Garage Control Door Sensor Quick Start Guide


We've found that replacing the majority of the hinges and installing the rest of the kit does a pretty good job of silencing the door without needing to deal with that bottom roller. If you really feel it needs to be changed, we have a separate process for that, but it's not necessary for most installations.
