Features:High-precision chip, intelligent sensor, measuring accuracy up to 0.01 mg/L. Ensure accurate readings in a short time.No contact, avoid blowpipe breeding of bacteria.Three indicator colors for easy inspection.Portable and compact, it is perfect for weddings, parties, or other social events to ensure safe driving after drinking.Dust proof design with sliding closure of air intake for longer use.Specifications:Item: Portable Alcohol TesterMain Color: BlackMaterial: ABSMeasurement Range: 0-0.19% BAC 0-0.95mg/LMeasurement Accuracy: ± 0.01mg/LMeasurement Method: Preheating and BlowingCharging Interface: Type-CCharging Voltage: 5V/1AWorking Current: 80MA ± 10%Size: 12.5*3.5*2cmPacking Size: 12.7*4*2.5cmPacking Weight: 69gPackage List:1* Portable Alcohol Tester1* Charging Cable