Aranet4

The perfect companion for indoor environments allowing you to monitor CO₂ levels, temperature, relative humidity and atmospheric pressure

CO2 concentration
Range 0 - 9999 ppm
Resolution 1 ppm
Accuracy ± 30 ppm
± 3 % of reading

Temperature
Range 0 - 50 °C
Resolution 0.1 °C
Accuracy ± 3 %

Relative Humidity
Range 600 - 1100 hPa
Resolution 1 hPa
Accuracy -2 hPa / +3 hPa