Small and mini, high-precision alcohol tester: small and portable drunk driving investigation stick, full voice broadcast, accurate and sensitive, high-definition large screen, wine light prompt. Non-contact blowing, full voice broadcast: from the boot to the detection result of the whole voice prompt, detected alcohol voice broadcast, and light prompt, visible, audible, simple and fast detection. Three-color detection light, the results are clear at a glance: the detection result light prompts, the green light is normal, the yellow light has wine, the red light is drunk. Intelligent AI chip, high-precision sensor, more accurate detection: intelligent AI chip, intelligent sensing, no blowing not automatically detect, effectively prevent fake blowing cheating, high-precision sensor intelligent sampling, excluding other impurities only leave alcohol, so that the detection is more accurate. Small and compact, easy to carry, you can travel in your pocket. fast charging: Built-in large capacity lithium battery life is worry-free, with Type-C interface, charging efficiency is greatly improved, so that you say goodbye to the long wait, at any time to maintain full charge state. Colour:Black Material:ABS Package Contents: 1 * Alcohol Tester 1 * Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.