Stop overpaying and ditch the cloud ...
Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...
Unboxing Elektor’s ESP32 by Example Learning Course: book, boards, sensors, and a quick look at what the Academy Pro modules cover.