Digital Alcohol Tester

【Easy To Operate】The portable breathalyzer is extremely convenient and easy to use. Just insert 3 AAA batteries (not included), turn on the breathalyzer, wait 10 seconds for it to warm up, and then blow the exact results on the screen for 5 seconds into the tester.

【Automatic alarm】 This breathalyzer has a large LCD screen with blue backlight.the buzzer will automatically alarm when the alcohol content is exceeded.

【Please Notice】After drinking, it is recommended to wait 20 minutes before testing,To get a more accurate result , please wait three minutes between each test.This Alcohol Tester, is CE certified.