This Lift Master 387LM is directly compatible with the Sears Craftsman 139.53684 wireless keypad. This unit will work on openers made between 1997-2004 with a RED or ORANGE learn button or if the buttons on your remote are BLUE. Programming and installation is a snap, don't be locked out of your garage ever again.
-Controld one garage door or automatic gate opener
-For Sears Craftsman, Liftmaste, and Chamberain openers made between 1997 and 2004
-390 MHz Security+ Rolling Code transmission
-Weatherproof, slide-up protective cover
-Includes 9 volt battery, programming manual, and mounting screws
-Dimensions: 6" by 2.5" by 1"
-1-year limited warranty