*139.53778 Sears Craftsman Remote

139.53778 Craftsman Replacement Three Button Visor Remote is used Craftsman garage door openers that have an 8-9 Trinary Switches to program the remote control. The Code Switches are located on either the back or the right side of the opener, near the hanging antenna wire. It is also compatible with motor units hanging in the garage that have a yellow, gray, or white "round SRT learn button" on receiver logic board made before 1997.