Air Monitoring on ESP32, using BME680 and CCS811 environmental sensors. Sensor data on this channel may not be calibrated.
My own device based on ESP8266. Sensor for temp, humm and pressure is BME280. Second sensor is MH-Z19 for CO2 concentration. Device located at office or home, Moscow, Russia.
Measuring of CO2 concentration, relative humidity, temperature and atmospheric pressure
Skoltech_Innovation_workshop_IoT_group_3: perform an air quality analysis of a meeting room and predicting its readiness for the next meeting