High Accurate: Handheld blowing alcohol tester, built-in high-sensing chip, intelligent chemical sensor, measurement is more accurate.Non-Contact: Direct blowing detection, no need to install a mouthpiece, to avoid the growth of bacteria in the blowpipe, and the measurement is safer.Fast Reading: Intelligent detection, with three-level indicator light, the detection result is clear at a glance. LED high-contrast screen display, accurate reading.Portable & Rechargeable: Mini and compact, easy to carry. Built-in high-capacity rechargeable battery, it can be used 300 times with a full charge.Easy to Use: You only need to slide down and blow to perform detection, which is very convenient. When not in use, slide upward to close the air inlet, which effectively prevents dust and prolongs its service life.Product name: Alcohol DetectorSensor types :semiconductorWorking hours: 300 timesMeasuring range: 0-0.19%BAC 0-0.95mg/LBattery capacity: 200mAHCharging input: 5V1ACharging interface: TYPE-CProduct color: black, white,blueIndication error :0.01%BACExecution standard: Q / HLX001size: 101 x 27 x 15MMMaterial: ABScolour:WhitePackage Contents:1 x Breath Tester1 x CableOnly the above package content, other products are not included.Note: Light shooting 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.