Portable recording of relevant climatic data is becoming more and more important. Thermo-Hygrometers of the HUMIPORT series set new standards due to the technology used and the well thought out concept of usage. Excellent readability of the very large and illuminated display, the simple thumbwheel operation and the very robust case also allow use in tough industrial surroundings. HUMIPORT Thermo-Hygrometers are also available in a practical set suitcase. This contains besides the HUMIPORT measuring decvice the matching calibration device, 5 ampoules of calibration liquid (for 80% RH) and an E+E factory certificate.