Liftmaster 355LM Garage Door Receiver 315Mhz Conversion Kit

Features and Specifications: This 355LM unit is also a CONVERSION KIT utilizing 315MHz security + technology. 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 openers. Will work on 2 or 3 wire systems. INCLUDES one(1) Liftmaster 371 single button remote, one(1) 355LM receiver and one(1) 85LM transformer.