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Patent Digital Alcohol Tester  with 360 degree rotating mouthpiece breathalyzer alcohol tester remind driver safety in roadway  

1 after drinking , it is recommended to wait 20 minutes before testing, because alcohol
   takes about 20 minutes into the blood from the digestive organs , and residual alcohol in
   the mouth takes time to dissipate .
2 To get a more accurate result , the distance should be at least three minutes between
   each test .
3 Do not use benzene , gasoline and thinners cleaning product ingredients tester .
4 Do not allow any liquid penetrated into the sensor.
5 to remind you , to you and the safety of others , do not drink and drive.

For aviation security reasons, this product delivery without battery




1. Advanced flat surfaced alcohol sensor 

2. Quick response(less 5s) 

3. SMD assembling, stable performance

4. MCU control

5. Direct testing process LCD indication,BAC 0.000%,0.00 %0,mg/l 

6. One key operating 

7. Digital LCD display with Red backlight 

8. 360 degree rotating mouthpiece

9. Portable and fashion desig

10. Audio warning beyond pre-set limit

11. Sensor Fault Self-checking

12. Battery saved design, low voltage indication


Technical Parameters


red backlight 3-digit LCD screen


semiconductor alcohol sensor

Detection Range

0.000-0.190% BAC

0.000-1.990 ‰BAC

0.000-0.995mg/L (BrAC)

Alarm point

0.050% BAC

0.500 ‰BAC 

0.250mg/L (BrAC)


-0.01 to 0.02%BAC at 0.05%BAC

Response Time


Warm-up Time


Operating Current


Operating temperature

5°C to 40°C

Operating Voltage

2 x 1.5v AAA alkaline battery (Not included)


41.5g(excluding batteries)




Package included


  • 1 x Digital Breath Alcohol Tester ( include 5 mouthpieces) 
  • 1 x User Manual