Digital Alcohol Breath Tester LCD Breathalyzer Analyzer Detector Black without Battery

Quick Response. SMD assembling, Stable Performance. Start MCU Control.

Direct Testing Process LCD indication. Digital LCD Display With Light Blue Backup.

Audio Warning Beyond pre-set Limit. Sensor Fault Self Checking.

Battery Saved Design, Low Voltage Indication.

Now you can have peace of mind & be certain you are fit to drive.

Rapid detect results, quick response and resume through direct testing process LCD indication.