LiftMaster 811LM features Security+ 2.0 Encrypted DIP technology and has 12 two position switches for programming. Features Triband technology which switches between three frequencies to give you the best range. Compatible with LiftMaster 850LM and 860LM receivers, Also compatible with LiftMaster gate and commercial operators with Security+ 2.0 Encrypted DIP technology. Includes single button remote, visor clip, battery and instructions.
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