IR sensors rely on an emitter (IR LED) and a detector (photodiode or photoresistor) to measure infrared light and convert it ...

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 ...

Meross has announced the launch of its new 3-in-1 smart sensor, the MS605. It uses triple detection technology, combining radar, infrared and light sensing, to reduce false alerts and deliver more ...