Breathalyzer Alcohol Tester Digital LCD Backlight Display Breath Alcohol Tester

Features:
Useful breathalyzer to accurately the body alcohol content just by blowing to the instrument, don't need to contact.
Advanced flat-surfaced alcohol sensor with high sensitivity and quick response. Large LCD screen with backlight, convenient for night use. Compact design and portable size, convenient to carry.
Dust-proof baffle, switch integration. Free to use, don't worry to drink driving test.
Easy to read the result with drunkenness alarm light. Drunkness turns red, alcohol turns yellow and th light turns green without alcohol.
Widely use: Drink overnight, Drunk driving, Feel tipsy at a bar, Drink with friends at KTV , Family Dinner, Company annual meeting, etc.