LiftMaster 33LM remote features open / close / stop functions for commercial applications using LiftMaster 423LM receiver. Remote buttons are tricolored for easy identification. 33LM remote can also be used with LiftMaster residential applications with 8 or 9 trinary switches(1984 - 1992). Open / close / stop feature does not work with residential applications. Includes remote, visor clip, battery and instructions.
Write Your Own Review
Customer Questions
