One of the most common first sensors people buy for their home is a motion sensor. But in almost all cases, you want a presence sensor instead. The one I'd want is the FP300, which Aqara released ...

Your garden variety motion detector uses IR, but these days, there are fancier technologies for achieving similar goals. If so desired, you can source yourself a microwave-based presence sensor ...

Technology How to build a motion-detector wildlife camera with an old smartphone Make a motion-controlled wildlife camera with an old smartphone and find out what birds, bees, butterflies and ...

Historically, we’ve used IR and ultrasonic sensors but [Makers Mashup] decided to use an ESP32-Cam as a motion sensor in his latest animatronic creation.

The Hex Home security kit is $180 for the starter kit, which works with up to 1,000 square feet and includes one base and one wifi-enabled sensor. Hex sent me its mid-tier setup, which works up to ...