DWEII 12PCS RCWL-0516 Motion Detection Sensor, Microwave Radar Sensor, Switch Module, for Arduino ESP8266 Nodemcu Wemos, for Raspberry PI, for Human Rat Cat Detector, Detection Distance 5-7m DWEII ...

It is likely that many of us will at some time have experimented with motion detectors. Our Arduinos, Raspberry Pis, Beaglebones or whatever will have been hooked up to ultrasonic or PIR boards whi… ...

TK has combined a PIR with an Arduino to create a smart safety light for the house or workshop. Follow along as this gets built out into a more extensive project.

We’re still not sure exactly how [connornishijima]’s motion detector works, though many readers offered plausible explanations in the comments the last time we covered it. It works well… ...

Aqara’s Presence Sensor FP2 is a huge step in smart home motion detection, and it means an even more efficient way to bring the home together without exactly breaking the bank.

I've just come across a no-name non-contact, high-precision 80 GHz mmWave radar sensor for liquid level detection with a 40m ...

Kangaroo’s latest motion sensor adds entry detection to the mix, but its lack of geofencing capabilities or support for any type of security camera makes it tough to recommend. It’s one thing ...

A gangly-looking motion detector floodlight is fine for scaring off a backyard intruder, but it doesn't look good on your house. A remote-style motion detector is a better choice. You can connect it ...

Irene in Tavares has an old motion sensor light in her carport but it was sensing the way it should be so we stopped by and ...