Please note: please do not confuse this SLX-series model (40.685 MHz, red LED light) with a model from the SKX series (433.920 MHz, orange LED light). Please verify the frequency of your remote before you order. If the frequency is 26.985 MHz, then the correct model is the Elka SM3MD. If the frequency is 433.92 MHz, then the correct model is the Elka SKX3MD.