This Car KeyChain Breathalyzer is a valuable personal device that can help you to make the right decision when it comes to alcohol and driving. This personal alcohol detector measures your blood alcohol level via a breath test anytime you need to know if you've crossed the line between safe and not safe.
This device measures the Blood Alcohol Concentration (BAC) levelin a person's breath by utilizing advanced semi-conductor gas sensor technology. Simply press the button, wait for the beep, blow into the unit, and within seconds the LCD displays precise digital percentile readout of your Blood Alcohol Content. An entire test takes less than 10 seconds.
This alcohol tester can accurately analyze blood alcohol concentration (BAC) levels.
Testing by the user's exhalation
Threaded by keychain in order to be more convenient carrying
Quick response and resume capacity
Flashlight torch function
Colored LED display alcohol level
Long press and keep holding the "POWER" button until the green LED lighting on. It means the tester is ready to test
Then exhale pneuma into exhale pipe and look into the result as follows:
IF Green LED keeps lighting: Safety-under 0.02% BAC (Blood Alcohol Concentration) or 0.1mg/L BRAC IF Yellow LED keeps lighting: Caution-under 0.02%-0.05% BAC (Blood Alcohol Concentration) or 0.1mg/L-0.25mg/L BRAC IF Red LED keeps lighting: Danger-over 0.05% BAC (Blood Alcohol Concentration) or 0.25mg/L BRAC
Notice: Please make sure to keep holding the "POWER" button during the test