This Liftmaster 971LM is equivalent to the Sears Craftsman 139 model number listed above. The back of your garage door opener motor should have a SMART button that is Red/Orange Color to be compatible. This is a Security Plus remote that is a 1 channel/button transmitter, compatible with models manufactured after 1997. It operates on a 390 MHz Frequency, and has over 100 billion codes with code rotating technology (Security+). A visor clip and battery are included, along with instructions. Compatible with ALL Security+ systems, including Chamberlain, Sears, Craftsman and Raynor code rolling residential openers. The corresponding wireless keypad is the 976LM wireless keypad for Security Plus 390MHz garage door openers.

• Single button remote
• Visor clip,battery and instructions included
• Compatible with 390Mhz Security + only
• Works with RED/ORANGE learn code BUTTON ONLY !!
• 971LM remote will be sent

Single button remoteSears Craftsman