Portable Alcohol Breathalyzer with Accuracy Portable design with accuracy: built with precision semiconductor technology to deliver accurate readings and alert you when alcohol levels are excessive, making it suitable for onthego testing. Smart chips and sensitivity sensors: enhances measurement reliability and consistency for everyday use. Dual detection modes to fit different needs: Precise mode requires a mouthpiece and provides higher accuracy for confirmation; Quick check mode requires no mouthpiece and is ideal for rapid screening of multiple people. USB rechargeable 800 mAh battery: longlasting power on a full charge, ready for extended use. Compact and practical: pocketfriendly size and straightforward operation for home, travel, or workplace safety. Use scenarios Before driving after a social event: quickly screen yourself or others with Quick check, then perform a Precise test with a mouthpiece if needed to confirm safe levels. Social gatherings or group activities: rapidly assess alcohol levels for several people with Quick check, reserving Precise testing for individuals who require more accurate results. Workplace safety and compliance: incorporate routine checks after breaks or shifts to support safety protocols and reduce risk.