Features:
1, Professional airway design, accurate measurement results
2, 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 recovery
5, Automatic shutdown
6, Alcohol overrun automatically sound an alarm
7, Sensor fault self
8, Low battery indication
9, The mouthpiece can be replaced, distribution 5 mouthpiece

Technical parameters:
Warm-up time: 15 seconds or less
Response time: 5 seconds or less
Test range: 0.000-0.199% BAC & 0.00-1.99 ‰ BAC & 0.00-0.99 mg / L
Power supply: 2 x 1.5V "AAA" alkaline batteries (not include)

Package Includes:
1 x Alcohol Sensor Tester
1 x User's Manual
5x Breath inhaler Case