The 971LM / 91LM is a single-button garage door opener remote built for reliability and broad compatibility. Operating at 390MHz with Security+ rolling code technology, it delivers over 100 billion unique codes to prevent unauthorized access. Works with all Security+ systems from Chamberlain, Sears, Craftsman, and Raynor manufactured since 1997. Includes a visor clip for convenient car mounting and a long-life lithium battery rated for 5 years under normal use. The orange LED indicator on the back of the motor provides visual feedback. A straightforward, dependable remote for homeowners seeking a replacement or backup control.
