4 functions in one probe: measurement of CO2, humidity, temperature and absolute pressure
Rapid checking of the indoor climate
Prevention of poor air quality in indoor rooms via CO2 measurement
Intelligent calibration concept
Why not enjoy the benefits that it has to offer:
>> To the product (fixed cable)
>> To the product (wireless, with Bluetooth)
Please note that the successor products are only compatible with testo 400 or testo 440.