Rapid results: obtain accurate BAC readings in seconds to support safe driving decisions with this breathalyzer. Safety alerts: receive immediate alerts based on your breath alcohol content (BAC); smart alerts help prevent unsafe driving; includes a blow detection feature to ensure accurate results. Portable design: compact dimensions 4.7 x 2.4 x 0.8 inches (120 x 61 x 21 mm); easy to carry in a pocket or keep in a vehicle for quick access; BAC monitoring is simple and convenient on the go. Hygienic use: five mouthpieces included for sanitary testing; easytouse design supports multiple users with confidence and hygiene. Use scenarios: Before driving home after a night out, test your BAC to decide whether to drive, call a ride, or wait. At a party or social event, quickly check if you are within legal limits before getting behind the wheel. In a family carpool or workplace safety program, share the device among colleagues or family members to test safely and hygienically.