kozyone Portable Alcohol Tester with High Precision Conductor and Digital LCD Screen, Breath Tester, with 20 Reusable Mouthpieces for Clean BAC Test, Battery Included.

【High Precision Sensor】This alcohol tester is eqipped with the advanced AT-6000 semiconductor sensor, which can accurately detect the alcohol concentration in your blood in 15 seconds, effective and reliable
【Easy to Use】After inserting the included batteries, press and hold the power button for one second to start, wait for 15 seconds to warm up, and then start the test, the test result will be displayed on the LCD screen for 15 seconds, if no one continues to use it within the next 15 seconds, the machine will turn off automatically.
【Compact Design】 KozyOne alcohol tester is smaller than a mobile phone and weighs only 76.5 grams, so it can easily fit into your pocket or handbag, take it with you to wherever you go. Ideal for wedding, party, dating, and other social gathering events to help you assess your alcohol level.
【20 Reusable Mouthpieces】Comes with 20 interchangeable mouthpieces that are reusable after cleaning and sterilization, perfect for you and your friends to use together.
【Sound Warning】 If your test result is higher than 0.05% BAC, the alcohol tester will automatically sound an audible warning. The detection unit can be changed by pressing the key (%BAC, ‰BAC and mg/l).