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Testo has been developing and selling electronic measuring devices for more than 50 years. From a small company, which produced electronic fever thermometers, became a multinational company, which is now represented on all continents. More than 2200 Testo employees worldwide ensure that every customer receives the optimum measuring instrument for solving their measurement tasks. To ensure that this remains the case in the future, Testo invests 12% of the net turnover for research and development year after year. Only the constant investment in new ideas can produce innovative products, so that we continue to set new standards in the field of measuring technology - to the benefit of our customers.