- Portable and convenient: designed for easy portability, this alcohol tester can be carried anywhere for on-the-go testing. The compact device fits neatly in your bag or car. - Improved accuracy: an advanced LED screen provides precise blood alcohol content readings in any lighting condition. Trust the clear results before you drive. - Safety alarm function: built-in safety alarm alerts you when reaching legal limits, promoting responsible driving. The buzzer sounds to indicate you should refrain from driving, helping prevent accidents. - Fast and efficient testing: obtain BAC readings in seconds. Simply blow into the device and receive results almost instantly. Use scenarios - Check before driving home after a night out with friends. - Verify your driving readiness after a business dinner or social event. - Use at home, work, or while traveling to monitor driver safety for yourself or a fleet.