Sears Craftsman LiftMaster Chamberlain Security+ Universal Garage Door Opener Plug-In Receiver

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, that's it!

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

Will work with Lift-Master, Sears, Craftsman or Chamberlain remotes