Why guess? Test your Blood Alcohol Concentration (B.A.C.) with confidence using AlcoHAWK® Breathalyzers!The AlcoHAWK Precision is one of the most popular units in the AlcoHAWK series line. It features a robust design made of impact resistant abs material and molded hand grip. The unit screens for the presence of alcohol quickly and is an ideal solution for portable tester with professional quality. This unit is equipped with a clear Ruby Red 4-digit L.E.D. display. The AlcoHAWK Precision has also been upgraded with new technologies to improve its breath capture accuracy making this model ideal for zero tolerance screening. Features: 1. Pre-calibrated in the USA prior to shipment. 2. FDA 510(k) Cleared and DOT Cleared as a Breath Alcohol Screening Device. 3. Replaceable Mouthpiece (5 included): Mouthpieces are absolutely necessary to focus the deep lung breath sample over the sensor and obtain the most accurate results. 4. Wide Test Range Measures Blood Alcohol Content from 0.000 - 0.400%BAC. 4-digit Ruby-Red LED display makes test results easy to view any time of day or night. 5. Electric Air Flow Sensor: The AlcoHAWK Precision contains an electronic airflow sensor to ensure the user continues to blow through the unit. 6. Sample Concentration Sensor: The AlcoHAWK Precision contains a software upgrade to allow the unit to track if an even alcohol concentration is detected in the sample. 7. Sensor Recognition Technology: Monitors for certain types of abnormal sensor conditions. 8. Ergonomic Design: The AlcoHAWK Precision was created with portability and handheld use in mind. Includes: AlcoHAWK Precision breathalyzer, five mouthpieces, soft carry pouch, owner"s manual and quick start guide.