Data presented here are from my WeatherDuino 4Pro mobile Air Quality Monitor - at this moment from CZ, Brandys/L

Data presented here are from my WeatherDuino 4Pro meteo station, Air Quality Monitor - from CZ, Brandys/L

MH-Z19B High accuracy Carbon Dioxide NDIR-type sensor 0/10.000 ppm • BMP280 digital pressure & temperature sensor • DHT22 Humidity & temperature capacitive-type sensor • NodeMCU ESP8266 LUA v3 • Ciudad Autónoma de Buenos Aires, Argentina

ESP8266 Nodemcu V3 + Sensor de CO2 MH-Z19B

Simple device for CO2 measurement at Exa, UNICEN, Tandil, Argentina.

Simple device for CO2 measurement at Exa, UNICEN, Tandil, Argentina.

sensors: MH-Z19B, SDS011, CCS811, DHT22

MH-Z19B Messung

Simple portable meteo station with Temp, Pressure, CO2, and humidity sensors. Also it has LCD display. Connected over wifi. Based on: NodeMCU(ESP8266), BME280, MH-Z19B, 0.96" 128x64 i2c OLED blue Blynk was replaced by ThingSpeek: https://github.com

Clock with CO2 and temperature sensor MH-Z19B and air quality sensor BME680