Feature:1. High Accuracy: This alcohol breathalyzer provides highly accurate data that ranges from 0 to 0.19%BAC and 0 to 0.95mg/l.2. USB Charging: This breath alcohol tester adopts 200mAh battery and it supports USB charging for great convenience.3. LCD Screen: This alcohol tester features LCD screen display that allows you to read the results clearly and timely.4. Wide Application: This breathalyzer is suitable for individuals, professionals, drivers, parties, family gatherings, hospitals, clinics, etc.5. Portable Design: This mini breathalyze is small in size and light in weight, which is portable and space saving.Specification:Item Type: Alcohol BreathalyzerMaterial: ABSSensor Type: Semiconductor SensorDisplay: LCD Display (Black and White and Blue)Test Range: 0 to 0.19%BAC, 0 to 0.95mg/lMeasurement Unit: mg/l (BrAC) mg/ml (BAC)Measurement Mode: Quick Checking, Automatic DetectionMeasurement Time: 20 SecondsBattery Type: Lithium Battery (Inbuilt Battery Included)Battery Capacity: 200mAhBattery Model: 502025Power Adapter Requirements: DC5V 1AOperating Temperature: Minus 5 to 45Preheating Time: 10 SecondsBlowing Time: within 10 Seconds, More Than 4 SecondsResponse Time: Less Than 5 SecondsOperating Current: 150MA (Maximum)Standby Current: Less Than 20UAWeight: Approx. 59g / 2.08oz.Package List:1 xAlcohol Breathalyzer1 x Lanyard1 x User Manual1 x USB Cable