The colour of the buttons determines the frequency for this model. Remote controls with different frequencies are not compatible. This remote control has one yellow button. If your remote control has one blue button, then the correct model is the Beninca LOT1E. If your remote control has one red button, then the correct model is the Beninca LOT1WCV. If your remote control has one white button, then the correct model is the Beninca LOT1ECV, which is obsolete and which has no replacement model. You will need to install a new receiver kit.