| Chamberlain compatible models 750CB, 753CB, 756CB. |
| Sears compatible models 139.53400, 139.53707, 139.53758, 139.53778, 139.53515, 139.53606, 139.664983, 139.658430 |
| Liftmaster compatible models 51LM, 53LM, 54LM, 61LM, 62LM, 63LM |
| 3 buttons (one on the front, 2 on the side), will work with operators manufactured between 1984-1992 |
| 9 three position dip switches, will work on 8-9 dip switch systems |
| Mini (2.5” by 1.5”) transmitter, will operate up to 3 doors |
| Velcro visor holder, key chain loop and 12v battery included |
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