Sears Craftsman 139.53638SRT 390MHz Billion Code Remote Control 81LM Compatible

Replaced by Liftmaster 81LM now known as 893MAX. Plus, it's compatible with all LiftMaster® garage door openers manufactured since 1993. Compatible with all LiftMaster® garage door openers manufactured since January 1993, and all 315MHz Security+® LiftMaster and Elite® gate operators.

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