Fashion Portable High Accuracy Mini Alcohol Tester Breathalyzer Alcometer Car Driver Self Alcohol BAC Tester

Product Description Model Number: 838 Precaution -- When after drinking, it is recommended to last after 20 minutes, it is because 20 minutes is approximately for alcohol to be absorbed into blood from the digestive organs, and residual alcohol remaining in the mouth takes this long to dissipate. -- For accurate result, do not repeat next testing within 3 minutes after last time. -- Do not smoke and eat for 20 minutes prior testing. -- Do not use chemicals to clean the tester directly. -- Do not blowing liquid into the breath pipe. -- Do not use any excitant substances near the tester, such as paint, insecticides, alcohol. -- Do not place the tester in the closed environment with contaminated air. -- Modifying or tampering with the unit\\'s internal components may cause a malfunction. -- The unit is designed to be used as an aid to promote reasonable driving. It should not be used in anticipation of the use or operation of vehicles, machinery, or equipment. The unit makes no re