On a three-way, there’s an extra terminal, called the “widespread.” Power is available in for the switch to the popular, then two “traveler” wires link the very first switch to the second within the brass terminals. It is usually advised to consult an experienced electrician for direction in choosing and https://smart-wifi-power-point21741.total-blog.com/top-latest-five-smart-power-points-and-switches-urban-news-60049496