Aqara’s smart light switch looks good, works well, and is compatible with Alexa, Apple HomeKit, and Google Home, but you’ll need to go all-in on Aqara’s ecosystem—which doesn’t include a smart ...

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We frequently get home automation tips, many of which have simple circuit-based on/off control for lights. [Paulo Borges] has created something quite different, however, with his in-the-wall ...

I will eventually have 3-4 POE cameras in and around my main house, and I'd like to power them from a POE switch. I'd also like to power-cycle them remotely, as ~$100 cameras have a habit of needing ...

This remote controlled switch circuit can control AC loads such as lights, fans etc through the remote handset of TV. It uses the 555 timer in the bistable mode. In the bistable mode output IC555 ...