E+E Elektronik headquartered in Engerwitzdorf, Austria, was established in 1979. As a specialist for sensors E+E Elektronik produces humidity sensors, CO2 sensors, flow sensors, transmitters, hand-held meters, dataloggers for the measurement of relative humidity, moisture in oil, dewpoint, air velocity, flow, CO2 and temperature. E+E also operates a nationally accredited calibration lab and is appointed to maintain the "National Standard for Humidity in Austria".