General description The Garage Door Remote Control is designed for use with various garage door openers, including Liftmaster, Chamberlain, Linear, Craftsman, and Genie models. This compact remote features three buttons for easy operation and is powered by a CR2032 battery, making it a reliable choice for controlling garage doors, gates, alarms, and automatic doors. Technical specifications Product Dimensions: 3.15 x 1.77 x 0.63 inches Button: 3 buttons Color: Black Power Source: CR2032 Battery Distance: 20-50m (Open Space) Compatibility and accessories This remote is compatible with various models, including: Security+2.0, MyQ, Assure Link (Yellow Learning Button) Security+ 315MHz (Purple Learning Button) Security+ 390MHz (Red/Orange Learning Button) Billion Code 390 MHz (Green Learn Button) Compatible models include but are not limited to: Access Master 371AC, 372AC, 373AC Chamberlain 950D, 950CD, 953D, 953CD, 956D, 956CD, 963D Craftsman 139.53752, 139.53753, 18190, 18191 LiftMaster