Each breathalyser mouthpiece is indvidually wrapped and has a unidirectional valve. This valve prevents cheating the breathalyser test by inhaling rather than exhaling.
These mouthpieces fit all the following digital breathalyser models: DA5000, AL5000, DA7000, AL7000, AL6000, AL6000i, DA8000, Alcomate, Alcomate Pro & Alcohawk Pro & ABI and Alcomate Prestige, CA2000 & Alcodigital Platinum.
