$56.99 LiftMaster MyQ Receiver Logic Board 050ACTWF AC WIFI 1D8808-3 045ACTWF 1D8088-1 | eBay
Liftmaster 050ACTWF WIFI Replacement Circuit Control Board Opener 8155W 8165W 12381176960 | eBay
Liftmaster 050ACTWF Garage Door Receiver Logic Board Yellow Learn Button 12381176960 | eBay
