No, it is not necessary to slide out the internal mouthpiece when blowing into the AlcoSense Verity Breathalyser while using the external (disposable) mouthpiece.
Slide it out only when you are using the internal mouthpiece.
Is it necessary to slide out the internal mouthpiece when blowing into the AlcoSense Verity device while using the external / disposable mouthpiece? Print
Modified on: Wed, 1 Apr, 2026 at 12:51 PM
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