On a three-way, there’s an additional terminal, called the “popular.” Power is available in for the switch within the popular, then two “traveler” wires hook up the 1st switch to the second about the brass terminals. HomeTips articles or blog posts may perhaps consist of hyperlinks to Amazon.com as well https://louisvxvql.blogars.com/33658796/new-step-by-step-map-for-smart-light-switch-white-clear-frame