The LiftMaster 050ACTWF Garage Door Receiver Logic Board is designed for compatibility with Craftsman, LiftMaster, and Chamberlain garage door openers. It is a circuit/logic board with a yellow learn button and a light socket, suitable for use in various garage door opener models, including Craftsman. This board does not come with a custom bundle and is specifically model number 050ACTWF. It is a reliable and essential component for ensuring the proper functioning of a garage door opener system.