CO2 Sensor OpenWindAir allow to measure level of CO2.

Specs:
* CO2 limits: 400-5000 ppm;
* Temperature and humidity sensor;
* LED and buzz notification;
* Mobile app based on Blynk;
* Output to PC by terminal ;
* MQTT and blynk support;
* Power via USB.

Indication:
* Green - CO2 less than 900 ppm (OK)
* Yellow - CO2 900 to 1400 ppm (please open window)
* Red - СO2 more than1400 ppm (dangerous level)

To get more information about CO2 Sensor OpenWindAir please contact us.