Nowadays, humidity measurement is important for various applications in the industry. Humidity sensing is applied in automotive, medical and healthcare, HVAC, t&m, food storage and refrigeration, and ...
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 ...
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