Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell sensor.

High voltage is no joke, but you don’t need special electrical knowhow or skills to safely replace your light switch or ...

Here's the problem that isn't talked about enough in smart bulb reviews: they need constant power to stay connected. Flip that wall switch off, and your expensive smart bulb becomes a regular dumb ...