Compatible with ALL billion code systems with the red or green LED light, including Chamberlain, Sears, Craftsman, Master Mechanic, Wayne Dalton and Tru Value (not compatible
with Security+ code rotating see model 976LM for Security+ systems).
Compatible with LiftMaster remotes models 51LM, 52LM, 53LM, 54LM, 61LM, 62LM, 63LM, 64LM and 81LM, 82LM, 83LM, 84LM.