For use with various LiftMaster and Chamberlain Wi-Fi AC Belt Drive and Chain Drive Garage Door Openers; manufactured 2011 to 2025 only. The unit will feature a yellow learn button. Compaible Garage Units: 81550MC, 8155WMC, 81640MC, 8164WMC, 81650MC, 8165WMC, 8355W, 83650, 8365W, 8557W.
