Alcohol Tester Breathalyzer, High Accuracy Alcohol Detector
Alcohol Tester Breathalyzer, High Accuracy Alcohol Detector Breath Testers with 20 Pcs Mouthpieces, Portable Alcohol Breath Tester Professional Breathalysers with LCD Display Digital Fas Easy To Use 1. please test with the alcohol breathalyzer 20 minutes later after drinking; Because it takes about 20 minutes to absorb alcohol into the bloodstream. 2. Please blow within 10 seconds after warming up...