Compare the best smart home sensors for your 2026 setup, from basic PIR models to mmWave devices like the 60 GHz Aqara FP2 ...

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

These are some great DIY projects that you can do for cheap.

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...

Objectives Detect motion using a PIR sensor. Adjust detection sensitivity using a potentiometer. Activate a 3-stage buzzer alarm. Flash LEDs sequentially during an alert. Configure shop hours through ...