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Quickly&highy Accurate BreathalyerThe breathalyzer tester uses a high precision semiconductor alcohol sensor and provides fast results in just 5 seconds, delivering accurate feedback on your alcohol level via,without the need for disposable mouthpieces

Easy To Usebreathalyzer test alcohol is easy-to-use, making blood alcohol testing easy for all.Simply turn on the alcohol tester,then blow for 5 seconds and your BAC results will be displayed,providing clear feedback with easy-to-understand

Portable at your fingertipsOur keychain breathalyzer has a compact and lightweight design with USB-C fast charging ensures your personal breathalyzers is always ready,can be widely used to test friends in bars, family members at house parties

Sound Warning Color DistintionThis breathalyzer was designed for a responsible drinker who wants to stay safe. When the test result is higher than 0.05% BAC, the display will turn red and a continuous beeping alarm will sound to alert you

Compact Portablepocket breathalyzer for alcohol to your keychain and take it wherever you go, Perfect for checking your alcohol level at weddings, parties, banquets or after a drink at the bar