Non-Contact Exhalation Breathalyzer approved with LCD display, adopts safe and healthy non-contact testing design, which ensures fast, reliable and accurate test results without touching the equipment, more hygienic and avoids cross contamination. Portable and USB Rechargeable alcohol analyzer is small enough to fit in your car, bag, or pocket. It comes with a USB cable that allows you to connect the breathalyzer to the USB port for fast charging. One charge lasts 300 times. A perfect driving kit Fast Result and High Accuracy The portable alcohol tester is designed with an ultra-sensitive semiconductor sensor system, which ensures that your alcohol level is determined in seconds for safe driving. Applicable to the UK, France and other European countries. Easy to use Slide the switch down to turn on the breathalyzer. It takes 10 seconds to heat up, then the light turns green, the alcohol tester will make a sound to remind you to blow, then blow for more than 5 seconds, the test result will be displayed on the LCD screen. Intelligent alarm The light Green is normal (