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We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› Advice, staff picks, ...

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 ...

Philips Hue is expanding its line up of smart light devices with a motion sensor. This one is pretty straightforward — when you walk in front of the sensor, your Hue lights will turn on. What’s ...

It’ll have to do until I finally get around to installing smart switches. Here’s how it works. What’s the problem? Believe it ...

Key Takeaways Motion sensor lights can reduce home energy usage by 30% to 50% compared to traditional always-on lighting ...

Some motion sensors are based on optical measurement technologies to provide accurate velocity and position measurements without requiring physical contact with the object or surface being monitored.

The new Thread- and Matter-enabled Aqara Motion and Light Sensor P2 came out Tuesday for use with HomeKit and other smart-home platforms, the company said. “In the rapidly expanding global market for ...

Philips is retroactively adding HomeKit support and features to several existing Hue accessories through the latest software update. Hue tap, dimmer switch, and motion sensor all gain compatibility ...

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 ...