This black Chamberlain MyQ 821LMC-S Sensor is a universal one-button remote control that can operate garage door openers from a distance of up to 100 feet. It is compatible with LiftMaster, Chamberlain, Amarr, and For Garage Doors Inc. brands and has a frequency of 200 MHz. The remote runs on battery power using lead-acid battery technology, making it easy to operate and maintain.

The remote also features smart home compatibility with Amazon Alexa and Samsung SmartThings, making it easy to control devices from your phone or other smart devices. The remote has illuminated buttons and is made of plastic and metal materials. With a unit quantity of 2, this remote is a great addition to any home.