The exchange switch Dimmer is used to determine the light intensity and is often used in corridors, stairs and large rooms with two entrances. You can operate 1 or 2 light point with a changeover switch from 1, 2, 3 or 4 different places. 

You can easily connect the Livolo exchange switches Dimmer to 1, 2 or 3 normal touch exchange switches. In a change in switching, you only need a change switch Dimmer once.