High precision alcohol detection This portable breathalyzer uses advanced sensor technology to provide accurate and reliable BAC readings within seconds, helping you make decisions before driving or drinking. Compact and portable Measuring 3.92 inches, it easily fits in pockets, purses, or glove compartments. Perfect for road trips, family events, restaurants, or any social setting where responsible drinking matters. Clear digital display A bright, easy-to-read digital screen shows BAC levels clearly, allowing you to quickly assess your consumption and know when it is safe to drive or avoid risky situations. User friendly One-button operation with quick warm-up and breath sampling for fast, hassle-free testing anytime, anywhere. Practical use scenarios - After a meal at a restaurant, check your BAC before deciding whether to drive. - At a party or social gathering, verify your level to avoid risky situations. - During a road trip, monitor your intake to stay within safe limits.