Breath Alcohol Tester /Breathalyzer Mini Portable Tester with Key Chain

Now you can detect your blood alcohol content with a mini Breath Alcohol Tester/Breathalyzer. This breath alcohol tester tells you if you are safe to drive after drinking or not and reduces risks. Simply keep holding the power button about 10s, until the green LED lights up, then wait for the tester entering into testing status. Exhale into the Alcohol Tester and get the result in seconds.
Features
Portable pocket-sized design with keychain, convenient to carry.
3-Step alcohol test, quick to indicate Blood Alcohol Concentration(BAC).
Torch function, can be used at night or in dark places.
Required two "AAA" alkaline batteries (not included).
How to Use
Press and keep holding the "POWER" button about 10 seconds, the green LED will be lighted on. Indicating the tester has entered into testing status.After 10 seconds later, exhale pneuma into exhale pipe and look into the result as follows:
If Green LED keeps lighting: Safe-under 0.02% BAC(Blood Alcohol Concentration) or 0.1mg/L BRAC.
If Yellow LED keeps lighting: Warning-under 0.02%-0.05% BAC(Blood Alcohol Concentration) or 0.1mg/L-0.25mg/L BRAC.
If Red & Yellow LED keeps lighting: Dangerous-over 0.05% BAC(Blood Alcohol Concentration) or 0.25mg/L BRAC.
Notice: Please make sure to keep holding the "POWER" button during test.
Specifications
Sensor Advanced semiconductor oxide alcohol sensor
Range 0.0% -0.1% BAC (0.00-0.50mg/L BRAC)
Test Accuracy 0.01% BAC (0.05mg/L BRAC)
Power 2 x 1.5V "AAA" alkaline battery (not included)
Operating Time Warm up 15-30s
Response Time