2 PCS For Craftsman Garage Door Opener 3 button Remote HBW1255 139.53681B 390MHz
390mhz frequency. Chamberlain Sears LiftMaster Craftsman 971LM 972LM 973LM 970LM Transmitter 3 Button 390 Mhz Security Plus System for use with Orange or Red Learn Button. Open/Close garage door without keys or remote.