Merwlukt Breathalyzers, Alcohol Tester with 30 Mouthpieces

Tip:

1. The test result will be displayed for 10s and then the breathalyzer will automatically shut down.

2. When using the breathalyzer for the first time or if it has not been used for a long time, please warm up it 3 times before testing.

3. For more accurate test results, when after drinking, it is recommended to wait 20 minutes before making a testing. Can measure 3 times, 2-3 minutes interval each time, averaging the results.