?CLEAN & HYGIENIC?Package includes 5 mouthpieces.With replaceable blow gun for air intake, the measurement is more accurate and safe,and the breathalyzer can be recycled after disinfection. ?BACKLIGHT LCD DISPLAY?With the LCD display, it is easier to read even in less than optimal light conditions. Make the breathalyzer turn off automatically to save power when you have completed the test for 10 seconds. ?EASY TO USE?Just plug in 2 AAA batteries,long press the breath detector switch 1-2 seconds,wait 10 seconds to warm up,the breathalyzer start testing. Blow into breath inhaler for 3-5 seconds with normal power after a deep inhalation. Your BAC results will display on the LCD screen.Please test after drinking at least 20 minutes. ?PORTABLE & COMPACT?Lightweight 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, ensures your safe driving after drinking. ?PRECISE & SENSITIVE?With advanced semi-conductor sensor ensures accurate readout in short time.Every breathalyzer is checked individually and classified,which make sure the accuracy.If the alcohol content is higher than 0.05% BAC(blood alcohol concentration), a continuous beep will sound from the breathalyzer that remind the driver not to drive.

Best Sellers Rank: See Top 100 in Health & Household. : B0BGGH9C4X. Manufacturer: ARRKYOER. Date First Available: September 26, 2022. Product Dimensions: 1 x 0.4 x 3.9 inches; 2.08 Ounces.