Powered by the BACtrack largest xtend platinum fuel cell sensor, the BACtrack S80 professional breathalyzer is the most accurate alcohol tester in the BACtrack family, delivering reliable BACtrack results, with police-grade accuracy. From being used as an alcohol detector for employees in businesses to acting as a breath alcohol tester for patients in clinics or treatment centers, the S80 is perfect for a variety of professional alcohol sensing, detecting, and testing applications. And because of its reliability and portable design, it's also great as a personal BACtrack breathalyzer. Help friends and family make better decisions while drinking with the accurate and affordable BACtrack S80 alcohol breathalyzer.