- Security+ technology, replaces pre-1983 receivers with discontinued transmitters.
- Easy to install, simply use your existing wall buttons' wires and plug into a wall outlet.
- The code between the remote and receiver changes with each use.
- Over 100 billion possible codes using Security+ remotes, however, this item will accept ALL older remotes as well.
- Accepts multiple remote controls utilizing up to 8 functions, and one Security+ keyless entry.
- Works with older Liftmaster, Sears, Craftsman and Chamberlain remotes.
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