A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops. Lights on, lights off. That’s great for a small room with one entrance.

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Although it’s easy to wire a light switch, you need a basic understanding of how ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. What engineer out there hasn't been called upon to replace a light switch, circuit breaker or ...

And don’t worry – installing a smart light switch doesn’t necessarily require a phone call to your electrician. In our opinion, you can do it yourself if you ...