Before you attempt to fix a faulty light switch, make sure you understand the basics of light switch wiring. Being a smart ...

A single-pole switch controls a light or lights from a single location. One wire comes in from the power source, and one wire goes out to the light(s). A 3-way switch adds two terminals for ...

Installation, as with most other smart switches, requires a neutral wire, but we found it to be fairly straightforward. The switch includes an ambient light sensor (so it can be set not to come on ...