Use easy-to-read LED display, and have dual screens, 2 unit test results, non-contact mouthpiece, and equipped with USB data cable, key ring design, compact, can be carried wherever you go.

Sound Warning and Color Distinction.

The alcohol tester is easy to operate with one touch, Just press the power button for 2 seconds to start the professional breathalyzer, wait for 15 seconds for warming-up, then blow with the tester for 10 seconds. The result will be ready after 3 seconds, and it will be displayed on the LCD screen for 10 seconds.

The package contains: 1 Alcohol Tester, 1 Box, 1 Instruction, 1USB data cable

• • Alcohol Tester - compact and discreet

    Material: ABS, Size: 120*46*15MM, Power: 2 AA Batteries(not included)

    Package list: 1 Alcohol Tester, 6 Mouthpiece, 1 Storage bag

    Simple to operate:

    1. Add batteries and mouthpiece, 2. Hold power button 2 second - LCD will light up, 3,Warm-up time 14 seconds, will countdown to zero, 4. When blo appears on screen blow in mouthpiece from 3 to 5 seconds, 5. results will appear on screen.