An Arduino library for the Hi-Link HLK-LD2450 24Ghz FMCW radar sensor. This sensor is a Frequency Modulated Continuous Wave radar, which makes it good for presence detection and has some interesting ...

Let’s face it: As we age, our vision and balance aren’t what they used to be. These changes to our senses can be minor annoyances but can also lead to injury, from stubbed toes to serious falls.

If you're wondering how much energy you can save with motion sensor lights, the answer might surprise you. If cutting down on your home utility bills is important, switching to automatic sensors can ...

Aside from its various processor, memory, and device capacity improvements, the new Philips Hue Bridge Pro comes with a killer feature: the ability to turn your existing Hue lights into motion sensors ...

Motion detectors vary: PIR detects heat changes, microwave sensors use wave reflection. Best options: SimpliSafe, ADT, Vivint. Installation tips included. Motion detectors are vital components of any ...

Ben is a writer for Game Rant. He has a passion for gaming and has been playing video games since he was 6. Ben has always been a fan of open-world games, having gotten into them back when RuneScape ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...