Works with all major brands of garage door operators and programs quickly and easily. Programming is easy through the Smart Learn button or up to 12-Dip Switch programs. Programs wirelessly to the garage door opener and does not require you to cut into wiring or install an unsightly receiver in your garage. Programs up to 2 garage doors or gate operators, even different brands. Slim, compact design with easy tactile button access and a bright LED (light emitting diode). Features ABS housing, polycarbonate buttons, and a sliding door for easy access to battery. Anti-theft sensor is integrated into opener housing to prevent theft. Excellent solution for anyone looking to replace a lost or stolen remote or to add a remote for multi-car families. 2.04 In. W. x 3.20 In. H. x 0.72 In. D. Some Smart Button models include Linear, Chamberlain, Genie, Overhead Door, Stanley, and Wayne Dalton. Some Dip Switch models include Chamberlain, Genie, Linear, Stanley, Multicode, and Moore-O-Matic.