1. Advanced Data Display: Equipped with a clear LCD screen, our breathalyzer displays test results and operational status. The backlight design ensures easy readability under various lighting scenarios, making it the companion for night driving. 2. Longlasting Performance: Featuring a builtin rechargeable battery and USB interface design, it can be charged using a power bank, computer, or car charger. It provides accurate test results day after day without interruptions. 3. Multiple Alert Functions: The pocket breathalyzer provides precise alcohol concentration readings. When test results exceed the preset limit, it triggers sound and light warnings. 4. Portable Compact: With its pocketsized, lightweight design, it can be carried discreetly and offers accurate readings whenever needed for responsible drinking.