HomeKit ready air quality monitor based on a Heltec HTIT-W8266 (WiFi Kit 8) development board with built-in OLED display and a Plantower PMS7003 sensor via Arduino.
HomeKit ready air quality monitor based on a Heltec HTIT-W8266 (WiFi Kit 8) development board with built-in OLED display and a Plantower PMS7003 sensor via Arduino.