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LiftMaster > LiftMaster 315 MHz Security+ Garage Door Opener Receiver 355LM
Product Description
- ERT 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
- Jumper option for momentary or constant relay contact
- Specifically for use with most 3-wire systems without a transformer
- Accepts multiple remote controls utilizing up to 8 functions, and one ERT wireless keyless entry
- Will work with LiftMaster, Sears, Craftsman or Chamberlain remotes with the purple learn button (ERT format)
- Will work on 2 or 3 wire systems. If your system is 2-wire, a 24-volt 85LM transformer is required
- Works with 315 MHz ERT Security+ remotes only
- FCC certified
