the compact testo 625 thermohygrometer, you can measure air temperature and relative humidity easily, quickly and precisely to assess indoor air quality or ensure optimum conditions in storage rooms. The testo Smart App supports you with useful functions, e.g. configuration, display (also as second screen) and storage as well as documentation of the measured values directly in the App.

• Simple, fast and precise measurement of air temperature and relative humidity
• Calculation of dewpoint and wet bulb temperature
• Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
• Audible alarm sounds if a limit value is exceeded