Very simple and compact, this adds far more features to Wiz smart lighting systems. It is a pleasant addition for just about any Wiz buyers, although some additional attributes would be welcome. If the switch is on, electricity flows throughout the switch with the inbound wire on the outbound wire. https://wiringtoswitches32963.blue-blogs.com/42230280/5-simple-statements-about-smart-switches-for-home-explained