Amazon Echo’s built-in ultrasonic motion sensing can let you easily automate lights and fans with Alexa routines, without buying anything else.

Apart from the mmWave technology at its core, the Aqara FP1E works just like a standard plug-in motion sensor.

If there's a spot in your home that could benefit from some addition lighting, consider these rechargeable motion sensor lights.

Homebrew Motion Sensor for PSP A company called NEO (insert obligatory Matrix joke here) has come up with a plug-in motion sensor for the PSP.

With a motion sensor specifically designed only to activate when your room is dark, this is the best high-quality plug-in night light on this roundup.

After fully charged via a USB cable, it can last 2-4 weeks under motion sensor mode. To reach full battery, you only need to plug it in for three hours. LEPOTEC 30-LED Motion Sensor Cabinet Light ...

Thanks to the motion sensor lights' rechargeable battery, you don't need to rely on a nearby plug socket for power, and can go up to 90 days without the need to recharge. They are easily ...

A built-in motion sensor can trigger any connected lights, plus there are ambient light and temperature sensors. Onboard Alexa adds voice control to run any scenes or control devices hands-free.

The new Wyze Sense motion sensor system works with the existing Wyze Cam and Wyze Cam Pan security cameras, which are sold separately for $20 USD and $30 USD, respectively. The Wyze Sense product ...