Breath alcohol tester for pre-drive screening, post-party evaluations, and use in restaurants to help ensure patrons are fit to drive and support community responsibility. Noncontact design with an easy-to-read LCD display and automatic calibration to maintain precision and reduce human error. Suitable for drivers, especially business professionals who attend social events, as well as families seeking reassurance, and traffic enforcement officers conducting roadside checks. Delivers safe driving with fast, accurate blood alcohol concentration BAC measurements using advanced technology. Key attributes: compact handheld unit with durable housing, noncontact operation, clear LCD readout, automatic calibration, quick results, and simple operation. Use scenarios - Corporate fleet safety: pre-trip screening of employees before using company vehicles after meetings or client events. - Hospitality venues: post-party screening at restaurants or events to determine if patrons should drive. - Home and field use: family safety checks after gatherings and roadside checks by enforcement officers as part of compliance.