The motion sensor switch circuit can automatically turn on a water sprinkler but you can easily use it as a motion sensor light switch or motion activated alarm too. Before beginning the construction ...
This article explains an upgraded smart solid-state AC switch system that uses microwave Doppler radar instead of traditional PIR sensors.
Posts from this topic will be added to your daily email digest and your homepage feed. is a senior editor and founding member of The Verge who covers gadgets, games, and toys. He spent 15 years ...
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How much energy can you save with motion sensor lights?
Everyone wants lower energy bills. If you're looking for ways to save energy and money, motion sensor lights can help more ...
Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...
Stumbling through your home in total darkness may be common, but it’s also pretty preventable. One simple fix is this set of ...
Read full article: Lost your key? Swap out the lock! Read full article: ‘Not in our backyard:’ Gas plant to power cruise ships could be built near Merritt Island neighborhood Construction site for ...
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