Alcohol Breath Analyzer Uses 2xaa Batteries

Breathalyzer Portable Tester Easy to Measure Digital Breath Detector with 10 Mouthpieces for Drivers or Home Use feasible Practical Use: Just keep pressing the power button for about 3-5 seconds to start the alcohol breathalyzer tester. Wait for 15 seconds for preheating and then keep blowing for 3-5 seconds to get the result. The result will be displayed on the LCD screen of breathalyzers for 15 seconds. The Most Accurate: In your efforts to drive more responsibly you need the most accurate results. Our breathalyzers will always give you high accuracy. Smart Function: When the test result is higher than 0.05% BAC, The LCD display will show "Danger" to remind the user. Pre-preventing Tool: Our alcohol detector can help you prevent accidents caused by drinking and driving. Resusable Mouthpieces: Coming with 10 reusable mouthpieces, clean