Features: Brown semi-transparent craftsmanship housing design, smooth and comfortable hand feeling, easy to carry around with you. High precise design, built-in purification chamber, the impurities are automatically discharged, and the alcohols will retained, and the detection data will more accurate. Intellectualized design, adopts high sensitive sensors, interference resistance design for more accurate measurement. Non-contacting blowing design which avoids the breeding of bacterium in the blowpipe, quick troubleshooting without contact blowing and make the measurement healthier. TFT display, simple and easy to read accurate values, large fonts makes you can get the values at a glance. Equipped with three-color detection indicator light, the test results are clear at a glance, red represents drunken state, yellow represents drinking state, green represent non-drinking state. Built-in large capacity battery, rechargeable design, break the traditional battery power supply, economical and practical to use. With sound warning function, it will make beep sounds to alarm you that you are under drunken state. Japanese/English/Chinese three languages can be switched according to your reading usage, very convenient. Wide applications, suitable for family dinner, company annual meeting, construction site, bus fleet, enterprise use. Specifications: Name: Alcohols Detector Material: ABS Battery: 1 * 3V, 400mA battery (included) Measuring range: 0.000-0.199%BAC Indication error: 0.005%BAC Input voltage: 3V Response time: 5S Continuous blowing time: 10s Preheating time: 10S Interface: USB interface Language: Chinese, Japanese, English switchable Item size: 112 * 61 * 29mm / 4.41 * 2.40 * 1.14in Item weight: 23g / 0.81ounce Package size: 120 * 70 * 40mm / 4.72 * 2.76 * 1.57in Package weight: 100g / 3.53ounce Packing List: 1 * Alcohols Detector