Testo 440 Air Flow Combo Kit 2 With Bluetooth Humidity ● Measuring range: -200 to

● Measuring range: -200 to +40 °C

● Transport Case for Air Flow Measurements

and a Measuring Range of 5 to 6" with an Accuracy of +/-

The caliper’s slide and jaws are constructed of hardened stainless steel and provide an impact-resistant

Temperature - NTC● Measuring Range: -50 to +275 °C● Accuracy: ±0

Testo 440 Air Flow Combo Kit 2 With Bluetooth Humidity ● Measuring range: -200 toKit for carrying out measurements in ventilation ducts and at air outlets: The testo 440 air velocity and IAQ measuring instrument, the vane probe (100mm) with Bluetooth including temperature sensor, and the vane probe (16mm) are all safely stowed away in the case. So you can get down to work straight away! Intuitive: structured measurement menu for volume flow and determination of air velocity, humidity, and temperature in ventilation ducts or at