Generally, standard wiring practice applies. Light and power products are wired in the traditional sense. There is no ELV control wiring required.
As a safeguard for 2-way or multiway switching, we recommend you wire them as you always have. However, Mercator ikuü Zigbee switches only need an active cable to the switch. A neutral is not required, nor is the strapper cabling. The 2-way or multiway is programmed via an automation. Click here for more information on how to achieve this.