Moisture Meter With Temperature Sensor Range 35 Degree C To 70 Degree C, PCE-CMM 8 measures therelative humidity and room temperature. On the 3.5 inch display of the CO2 meter, the corresponding values can be read offdirectly, and the color of the CO2 display changes to provide anobjective statement about the quality of the room air based on theCO2 content. This makes it particularly easy to assess the indoor airquality using the CO2 meter. For these reasons, the CO2 meter isparticularly suitable for offices, schools, public buildings or hospitals,and in general for all buildings and rooms in which people are present 

• Long life