LED Display Automatic Alcohol Tester Professional Breath Alcohol Tester Rechargeable Breathalyzer Alcohol Test Tools

Hign-concerned Chemical : None Model Number : Mr black 02 Origin : Mainland China 1.Electrochemical sensor 2.Red,yellow and green LED light display 3.Portable design,super small size,easy to carry 4.It is equipped with 150mAh lithium battery 5. TPYE-C interface for charging 6.can be used more than 400 times when fully charged 7.Blowing vibration prompt, automatically stop after 3 seconds of blowing 8.One key operating 9.Support multilingual selection in Chinese,English 10.High detection sensitivity 11.Power saving mode 12.With Bluetooth module