This great unit from Transmitter Solutions will work as along with or in replacement of your Sears Craftsman 139.18778 / 18778 remote control. Programming is simple just match the 9 switches inside this unit to the settings on your actual door opener or an old remote.
This Sears 18778 compatible unit will also work with the following remotes:
Liftmaster 61LM, 63LM and 64LM
Chamberlain 750CB, 753CB, and 756CB
Sears Craftsman 139.5100, 139.5300, 139.53100, 139.53106, 139.53110, 139.53200, 139.532006, 139.53210, 139.53300, 139.533006, 139.53310, 139.53315, 139.53400, 139.53403, 139.53413, 139.53500, 139.535006, 139.53510, 139.53513, 139.53515, 139.53600, 139.536006, 139.53601, 139.53602, 139.53603, 139.536036, 139.53604, 139.53605, 139.53606, 139.53607, 139.53608, 139.53609, 139.53610, 139.53611, 139.53612, 139.53613, 139.53622, 139.53632, 139.53707, 139.53708, 139.53718, 139.53758, 139.53778, 139.5225SRT, 139.53225SRT, 139.53315SR, 139.53415SR, 139.53515SR, 139.53614SR, 139.53615SR, 139.53618SR, 139.53619SR, 139.53625SR, 139.53626SR, 139.53639SR, 139.53651SR, 139.53699SR
True Guard models from 1984-1992 with 8 or 9 dip switches and 390 MHz frequency
Crawford 61CD
Master Mechanic 61MM
Features:
-390 MHz Frequency
-Single button unit
-Easy to program using 9 (+/0/-) dip switches located inside the unit
-Includes key chain clip, 12 volt battery, and programming instructions
-Dimensions: 2 by 1.5 by .5 inches
-Full manufacturer warrenty
