Reddit reviews AlcoHAWK Ultra Slim Breathalyzer, Semi-Conductor Sensor Breath Alcohol Tester Portable Personal use Alcohol Detector, Highly Accurate and Fast Results BAC Tracker Digital LED screen with 3 Mouthpieces

The AlcoHAWK Ultra Slim breathalyzer is highly accurate and affordable breath alcohol screening devices. Features a sleek design, size of a cell phone, made of high quality impact resistant material.The Ultra Slim is equipped with a clear Ruby Red LED 2-digit display and is pre-calibrated in the USA before shipment. The folding mouthpiece allows for portability and attach 3 included mouthpiecesThe AlcoHAWK Slim Ultra contains an electronic airflow sensor to ensure you continue to blow through the unit. This is a vital function; only samples of air from the deep lung are proportionate to BACThe sensor ensures the user exhales through the mouthpiece over 4-5 seconds. This important feature for professional screening is to prevent an intentional short exhale which could affect accuracy.The AlcoHAWK Slim Ultra contains software upgrades to allow the unit to track if an even alcohol concentration is detected. This technology provides another method of ensuring breath sample integrity.