Digital Alcohol Tester+ 5 Mouthpiece

 HIGH ACCURACY - This alcohol tester adopted high-precision semiconductor alcohol sensor. It can give a result in seconds to judge whether you can drive or not after you drink wine or beer. The professional-grade accuracy results are trusted by hospitals, clinics, and even police*10 REPLACEABLE MOUTHPIECES - 10 replaceable mouthpieces comes with this blood alcohol breathalyzer. There are 5 embedded mouthpieces at the back of the tester. You don't need to worry about forgetting to take mouthpiece when you are out.If you need more then 5 mouthpieces at the same time, the white cloth bag comes with the product will be helpful*LOUD ALARM SOUNDS - The BAC detector will give you an alarm by beeping when the BAC result is higher certain level to help you judge whether you can drive or not*EASY TO USE - Just press the power button for 2 seconds to start the professional breathalyzer, wait for 15 seconds for warming-up, then blow into the tester for 5-6 seconds. The result will be ready after 3 seconds and displayed on the LCD screen for 15 seconds. Then, to save power, it will automatically power off(3 AAA battery needed--not included)*SMALL & PORTABLE - The size of this breathalyzer is smaller then an mobile phone. You can take it in your pocket or purse when you want to drive to a party, wedding or other social activities. Please test 20 minutes after drinking for accurate result