The colour of the buttons determines the frequency for this model. Remote controls with different frequencies are not compatible. This remote control has one white button. It is obsolete, and has been replaced by a new receiver kit. If your remote control has a blue button, then the correct model is the Beninca LOT1E. If your remote control has a yellow button, then the correct model is the Beninca LOT1W. If your remote control has a red button, then the correct model is the Beninca LOT1WCV.