Digital Thermo-Hygrometer. Application area: Temperature measurement. Displays indoor temperature, humidity, time, and maximum and minimum temperatures. For a healthy indoor climate. Optionally displays temperature or humidity in large format. With a high-gloss surface. TFA Dostmann. With over 1000 weather and measurement instruments, the German company TFA Dostmann is one of the leading companies in the industry in Europe. The TFA range is characterized by its own innovative technologies and exclusive designs, and is continuously developed in collaboration with meteorologists, IT specialists, and designers.