New, unused item. ELH-AS01B Alcohol Self Tester Battery Operated E-Life-Home Black [Product Features] ● Easy alcohol self-check measurement Easy self-check of alcohol concentration in exhaled breath with a large 2-inch digital display that is easy to see. ● Excellent portability and convenience Lightweight, compact size convenient for carrying. ● Speed measurement Measurement preparation 10 seconds, continuous measurement 5 seconds. ● Multiple users possible Includes 5 dedicated mouthpieces for hygiene and improved accuracy. ● Battery operated Includes 2 AAA alkaline batteries for trial use. ● Sensor life 1 year from purchase or 3000 uses. ● Automatic OFF function Equipped with an automatic OFF mode to prevent wasting power when not in use, allowing for long-term use. [Specifications] Body dimensions: Approximately 135 x 35 x 40mm Weight: 82g Dedicated mouthpiece: 5 included AAA alkaline battery Usage: 2 included (approximately 300 uses possible) Compact and lightweight! Matte finish for a high-class feel! Easy to hold and a design with a good fit and compact design! Year-end and New Year holidays Year-end party Alcohol Alcohol check Alcohol checker Drunk driving Self-tester Self-checker