Portable Air Blowing High Precision Alcohol Tester, Specification: Japanese (Black)

1. Voltage: 3V2. Interface: USB3. Test range: 0.000-0.199 percent BAC4. Blowing time: about 10 seconds5. Warm-up time: about 15 seconds6. Power supply: built-in lithium battery 300mAh7. Three-color indicator light: green for driving, yellow for drunk driving, red for drunk driving8. Small and convenient, ready to use, to prevent drunk driving9. LED digital display, clear and easy to read10. Built-in purification chamber to filter other impurities, leaving only alcohol for more accurate detection11. High sensitivity, accurate and reliable12. Dimensions: 95x25x15mm13. Weight: 22.5 grams