Testo 440 CO₂ Kit with Bluetooth

testo 440 air velocity and IAQ measuring instrument, 3 x AA batteries, USB cable and test protocol (0560 4401) CO 2 probe* with Bluetooth ® , including temperature and humidity sensor (consisting of CO 2 probe head and Bluetooth ® handle); 4 x AA batteries, table stand and test protocol (0632 1551) Basic case for testo 440 and 1 probe *Please do not use the probe in condensing atmospheres. For continuous application in high-humidity ranges> 80% RH at ≤ 30 °C for > 12 h> 60% RH at > 30 °C for > 12 hplease contact Testo Service or contact us via the Testo website.