An IoT device for monitoring particulate matter pollution in the air.
Features:
- ESP32 for brains and WiFi connectivity
- 3x PMS7003 sensor for increased accuracy and redundancy
- 2x HTU21D temperature & humidity sensor
- 3x expansion I2C headers for additional sensors
- Integrated 230V AC power supply
- Dual 40 mm fans for better measurement accuracy
- 3D printed wall mountable enclosure
- Arduino based software
- MQTT communication protocol