ACE Hygienic mouthpiece for breathalyzer 25 pieces with rebound breather

This hygienic mouthpiece is suitable for the following devices: ACE I (AL7000), ACE II, ACE III series, AL6000, ACE one, ACE Neo and AL7000 Each mouthpiece is individually packed 25 pieces in the bag hygienic packaging Each mouthpiece has a rebound stop: This prevents accidental aspiration of saliva or germs from the injection channel of alcohol testers