Portable alcohol tester helps you quickly detect the alcohol concentration, with high sensing chip, the measurement is more accurate. Blowing detection, no mouthpiece needed, the measurement is healthier. High Accurate: Portable alcohol tester, equipped with high-sensitivity sensor, more accurate measurement results, and supports sound alarm. Scientific Detection: Built-in purification chamber can purify impurities and retain alcohol, making the test results closer to the human body alcohol concentration. Non-Contacting: Direct blowing detection, no need to install a mouthpiece, avoiding hygienic problems in the blowpipe, and measure safer and healthier. Quick Reading: High clear digital LCD display, accurate reading, with three-level indicator light, the test results are clear at a glance. Long Endurance: Built-in large-capacity rechargeable battery, fully charged can detect 100 times, long battery time, convenient to detect anytime, anywhere. Specifications: Color: Black/ White(optional) Material: ABS Language: EN/ JP(optional) Test Range: 0.000-0.199%BAC Input Voltage: 5V Battery: Built-in 200mAh Lithium Battery Working Temperature: 0-45 Item Size: 100 * 28 * 17mm/ 3.9 * 1.1 * 0.7in Package Size: 120 * 50 * 35mm/ 4.7 * 2.0 * 1.4in Package Weight: 50g/ 1.8oz Packing List: 1 * Alcohol Tester 1 * USB Cable 1 * User's Manual