You flip a switch and the light goes on or off. But there are so many different types and styles of light switch and dimmer that ... ‘It’s a one-way switch; one lamp and one switch.’ ...

If you have a three-way switch, the dimmer switch will have an additional wire lead. This common lead will be attached to the common circuit wire, which is typically the one that was attached to ...

A cheaper way is to install a smart ... a built-in motion sensor or dimmer, and there's even a model for homes without a neutral wire. A smart light switch looks and acts like any traditional ...