Professional Key Chain Digital Breath Alcohol Tester diy_home which has no pressure on

which has no pressure on your eyes

Next track: double click on the right ear

it attaches securely to the back of your seats

1X Rechargeable Personal Wearable Ionizer Air Purifier

Professional Key Chain Digital Breath Alcohol Tester diy_home which has no pressure onFeatures: 1, Professional airway design, accurate measurement results2, Three alcohol units of measure conversion (% BAC BAC mg L)3, Fit for testing alcohol density in the air, driver, etc. 4, Rapid response and recovery5, Automatic shutdown6, Alcohol overrun automatically sound an alarm7, Sensor fault self8, Low battery indication9, The mouthpiece can be replaced, distribution 5 mouthpieceTechnical parameters: Warm up time: 15 seconds or lessResponse