Jrifedptry Breathalyzer,Portable Digital Breath Alcohol Tester,LCD Digital Display for Personal Home/Use with 5 Mouthpieces Easy Install Easy to Use

With advanced semi-conductor sensor, utilizes the same police-grade technology trusted by hospitals, clinics, and even law enforcement. These professional organizations trust our breath alcohol testers because they know they are the most accurate and reliable results possible, every time they test. Just one-button operation, it's easy to turn the device on and test it in seconds. wait for 10 seconds for warming-up, then blow with the tester for 5-6 seconds, the result after 3 seconds. Please test after drinking for at least 20 minutes. breath alcohol tester easily fits in a pocket or purse, making it a great portable breathalyzer for any occasion.Great for wedding, parties or other social activities, With the LCD display, it is easier to read even in less than optimal light conditions and offer professional precision for safe driving. It give you an alarm by beeping when the allowable limit is exceeded and the warning and danger symbol is displayed.