Personal Breathalyzer Portable Alcohol Breath Tester with 4 Mouthpieces

NWT Portable Breathalyzer for Alcohol Monitoring, Personal Alcohol Breathalyzer Tester with LCD Display and Reusable Mouthpieces for Personal & Professional Use (with 4 Mouthpieces) Top Highlights: 【Easy To Use】The breathalyzer is very easy for all. Just press the power button for 3 seconds to start, wait 10 seconds for heating, then blow for 4-5 seconds. The result will be ready in 3-5 seconds. 【Portable Breathalyzer】The professional breathalyzer tester can be easily carried in your pocket everywhere. You can check your BAC at parties after drinking. For your safety, call an UBER rather than driving after drinking. 【Accurate Breathalyzer for Alcohol】This breathalyzer monitors your BAC with a high-precision semiconductor alcohol sensor to avoid excessive drinking. In order to get more reliable record, you should make the test at least 25 minutes after drinking. 【Danger Warning】This breathalyzer was designed for a responsible drinker who wants to stay safe. When the test result is higher than 0.05% BAC, the LCD screen will display "danger" to remind of excessive drinking and keep you from getting a DUI or, worse, hurting yourself or others. 【LCD Display】There is an automatic shutdown function. If it is not operated for 20s, it will automatically shut down to save power. All test results and battery levels are displayed on the LCD display, and it issues an alarm when the battery level is low.