Processor: ESP32 Built into a Wifi-BT-LoRa Wireless communications package with OLED, batter charger, and microusb plug. 3.3V https://www.amazon.com/gp/product ...
Arduino based vent fan controller. High humidity levels are often considered bad for homes. Many companies sell inceiling ventfans. These vent fans are efficient at removing hot moist air from ...
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