The Dräger Alcotest A5820 is a professional breath alcohol screening device for commercial, industrial and police use. Thanks to high-performance Dräger sensor technology, it satisfies the very highest standards in measurement precision, reliability and speed. Particular emphasis has been placed on optimizing the system’s ergonomic features. Mouthpiece replacement can be accomplished easily and fast, even in the dark. The mouthpiece holder is available in two different types, which provides the possibility to vary the orientation of the mouthpiece to suit the relevant scenario and test method.