Security+ technology upgrade or replacement receiver
The code between the remote and receiver changes with each use for extra security
Over 100 billion possible codes makes it impossible to duplicate the frequency
Accepts multiple remote controls utilizing up to 8 functions, and one Security+ keyless entry
Will work with Lift-Master, Sears, Craftsman or Chamberlain remotes with the yellow LED light (Security+ format)
Will work on 2 or 3 wire systems
Availability: Usually ships the next business day.
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