The kit contains the antenna module 2.4Ghz, which allows the wireless and battery-free switches to be used worldwide. Dimming function is available by holding down the switch button to adjust the brightness of the light to the desired level according to the needs and the time of the day. Thanks to the wireless and battery-free switches, you’ll save time and money because of the minimal installation effort. Length of wires saved, no need to make holes in the wall: place the switches anywhere and make your network limitless! Need to reorganize the room? Just move your switches wherever you want, you can also add a switch in less than 2 minutes. In addition to this, it’s possible to add a wifi server, and thus access to your installation from everywhere with your smartphone & tablet, for example to see in real time if you have turned off the lights when you left.