Lufft intelligent sensors and all in one weather station may be a new advancement in sensor technology, but Lufft has been manufacturing quality weather monitoring equipment since 1881! Mechanical and ultrasonic anemometers accurately measure the wind reliably with rugged construction and maintenance free operation. The Lufft R2S 24Ghz Doppler radar precipitation sensor detects quantity and intensity of hail, sleet, snow, rain or any other type of precipitation. The Lufft VS20 visibility sensor tells the user an accurate reading of visibility up to 2000m. Open communication protocols (including SDI-12) make the stations compatible with most existing systems. When reliable weather measurement is the only option, trust in Lufft for weather forecasting equipment.