Super Barley Breathalysers, Alcohol Tester, Professional Digital Breathalyzer Alcohol Breath Tester with LCD Display, with 20 Mouthpieces for Home Parties Personal Use

Fast and Accurate: The breathalysers uses a highly sensitive semiconductor sensor to accurately display your blood alcohol concentration. Use it after drinking to quickly measure your alcohol content. When reading the results, double-clicking the power button twice will switch between English and Japanese
Easy to Operate: Turn on the breathalyzer, warm it up for 10 seconds, blow into the hygienic mouthpiece for 5 seconds, and read the result. Supports 3 measurement units (TAO g/L, TAO mg/L, TAO%BAC)
Measurement Range: The alcohol tester breathalyzer can measure alcohol concentrations from 0.00 to 3.00 g/l. When the alcohol concentration reaches the upper limit of 3.00 g/l, the reading will no longer increase. Even if you continue to drink, the test result will remain at 3.00 g/l. Note: For more accurate results, please perform three consecutive tests and calculate the average
Smart Alerts: Based on the alcohol breathalyzer test results, the device will display three statuse