Testo 440 CO₂ Kit with Bluetooth Data Logging Air Quality Monitor for CO2, Humidity, Temperature, +1370°C Max,

Use this practical kit to measure CO2 concentration, humidity and air temperature and to evaluate the indoor air quality in offices, production areas or storage facilities. The multifunction measuring instrument and the CO2 probe feature an intelligent calibration concept, ease of use and maximum convenience for your measuring tasks.Convenient: wireless probes, internal data storage and USB port for data export Integrated differential pressure sensor Easy storage and evaluation of measurement data Practical magnets for easy attachment of the measuring instrument to metal surfaces Automatic detection of probes, e.g. vane probe, hot wire probe Large, backlit colour display Measuring range: +0.3 to +35 m/s, -20 to +70 °C Wireless: the Bluetooth handle makes it more convenient to carry out your measurements and guarantees less cable clutter in the case