Paddsun Alcohol Breathalyzer, Professional Grade Accuracy Alcohol Breath Tester for BAC Testing, Portable Blood Alcohol Tester with 20 Mouthpieces & Digital Blue LCD Display

1. High-precision breathalyzer: Get a quick and accurate BAC result with this blood breathalyzer to help you decide if you can drive. With a high-precision semiconductor alcohol sensor, you should trust the results of the test even if you are a good drinker. 2. A loud alarm. When the alcohol level is above a certain level, the breathalyzer will sound an alarm to help you determine whether you can drive. 3. Easy to use: Press the power button for 2 seconds to activate the alcohol breath detector. Warm up for 15 seconds, then continue blowing for 3-5 seconds to get the result. The result will be displayed for 15 seconds. For more accurate results, take the test 20 minutes after drinking, with a gap of more than 2 minutes between the two tests. 4.5 interchangeable mouthpieces: This breathalyzer is smaller than your cell phone, so you can easily carry it in your purse or pocket. This breathalyzer is equipped with 5 mouthpieces. You can embed 5 mouthpieces on the back of the tester so you don't forget. These mouthpieces can be reused. If you need more mouthpieces, you can buy more at a low price. 5. Small and portable: This breathalyzer is smaller than an iPhone. When you're ready to drive to a party, wedding, or other social event, you can carry it in your pocket or purse. For accurate results, take the test within 20 minutes of drinking.