TESTO 623 Hygrometer with history function

The new temperature and humidity measuring instrument Testo 623 shows current and past temperature and humidity values in a large clear display. This makes an analysis of the current and past ambient conditions possible, directly on site and without time-consuming analysis on a PC.
● Histogram shows current and past temperature or humidity values.
● Hanging and standing bracket allows felxible positioning on a wall or desktop
● Analysis of past temperature and humidity values directly on site without evaluation on a PC
● All important values at a glance: current and past temperature and humidity values as well as date and time
● Large, optimally legible display
● Curve display of the last 90 days