The 373LM is the compatible replacement for the LiftMaster 371LM and 371LMC one-button visor remote. Operating at 315 MHz with Security+ technology, it works with LiftMaster, Sears, and Chamberlain garage door openers equipped with a purple learn button. The visor-clip design mounts easily in your vehicle, and programming is straightforward for DIY installation. Includes visor clip and programming instructions.

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