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.

Motion detection is the magic ingredient in the current wave of do-it-yourself home security cameras. Thanks to built-in sensors that vigilantly monitor their field of view for movement, you can ...

The Verge, which spotted the leak, mentions that this new feature will use “the bulbs’ Zigbee radios to detect motion between ...

The Pixel 4 features a new Motion Sense system based on the Soli Radar. Here's how the Pixel 4 Motion Sense features work!

At the back, Outdoor Motion Sensor features a mounting plate and a variety of mounting options so you can put it wherever it works best.

Why motion sensors have trouble How a toilet's motion sensor works. Every motion sensor is different, but most use the same basic principles.