The Dräger Alcotest® 4000 breathalyzer is a reliable breathalyzer designed for responsible drivers, ensuring your driving fitness quickly. Start – Blow – Result. It's that easy. The device uses the same technology as the precision breathalyzers used by the authorities, so the result is accurate, and you can get behind the wheel with confidence.

Mouthpieces for Dräger Alcotest 3820 and 4000 breathalyzers, pack of 5. Each test subject should use a new mouthpiece. For personal use, the same mouthpiece can be used several times.

Mouthpieces for the Dräger Alcotest 3000 breathalyzer, pack of 100. It is recommended to replace after every puff for more accurate results.

Suitable for Dräger Alcotest 3000, 5510, 6510, 6810, 6820 models.