Quickly and accurately measures relative humidity and temperature in rooms, ducts, and chambers
Automatically calculates dew point & wet bulb temperature
Small diameter probe is ideal for in-duct measurements
For all hvac/r technicians and contractors
The Testo 605I SMART probe thermo-hygrometer is a humidity and temperature measuring instrument that quickly and accurately measures relative humidity, dew point, and temperature in rooms, ducts, registers, and environmental boxes/chambers. made in United States. Manufactured by Testo, Inc.