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 Philips Hue line of lights have been controllable via an indoor motion sensor for some time, but Signify is today introducing an Outdoor Motion Sensor that's designed to control the range of ...

The motion detector is not only used as intruder alarm but also used in many applications like home automation system, energy efficiency system, etc. The motion detector will detect the motion of the ...

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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 ...

If you own Philips Hue smart bulbs, don’t think twice about adding Philips’ Hue motion sensor; it’s a nearly flawless upgrade to the Hue ecosystem. Motion-activated lighting isn’t a new idea. Whether ...

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If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Today, the motion sensor will work with Apple HomeKit to trigger automations such as turning on ...

If you want to build a robust home security system, motion sensors are a must. They let you know when an intruder has already breached your defenses so you aren’t taken by surprise. With their help, ...

The sensors in your smart device are a big part of what make it, well, smart. Sensors allow our devices to understand context— they tell phones where they are in space and how we’re using them. This ...