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Adding a Relay Module to ESP32 via MQTT on IoT Stadium

Do you have an Arduino or ESP32 project that requires remote control of a mains-voltage device—such as an air conditioner or lamp—via MQTT? Here’s the challenge: most household electronics need …
IoT Stadium is an IoT-based platform that offers an intuitive and seamless monitoring experience by connecting device locations directly to their actual positions on a real-world map.

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