This light activated remote switch circuit could be operated using a flashlight beam and could eb used for toggling a specified load from a distance using an external light source such as a flashlight ...

There are a wide range of applications for light sensitive switches: lighting, entrance door, automatic staircase, automatic opening of doors to the action of a ray of light, alarm systems, etc… Many ...

Archaic light switches might as well be from the stone age. All they do is turn a light on and off. They can't dim lighting gently or remember the brightness level you prefer. Outdated switches don't ...

The best smart light switches are designed to either connect to your existing smart bulbs to make controlling them even more convenient, or to replace your existing light switches so that you can ...

Although newer homes have wall switches for most overhead lighting, fixtures in older houses may be controlled by pull chains from the light. Trying to find that pull chain in the dark can be ...

In the 120V circuits of homes and offices, the grounded conductor is the same as the neutral. Typically, when wiring a switch for a 120V load (e.g., a light) only one wire comes to the switch and only ...

Shelly's relays make it easy to turn non-connected devices into IoT gadgets, making your smart home easier than ever.

Few things are more frustrating than a loose light switch. You go to turn on your lights and the switch flops back down, leaving you in the dark or with an annoying flickering light. Whatever the ...