ITEM NAME:Portable Mini LCD Digital Alcohol Breath Tester Analyzer Breathalyzer Detector Product Description Features: Sensitive and high accuracy: This breath alcohol tester is used to measure the concentration of alcohol in the human body. Intelligent MCU control: automatic warning exceeds preset limit. Large screen digital LCD display with blue background light. Energy saving, automatic shutdown: 2 AAA batteries (not included in the scope of supply). Compact design: space saving, light and portable; easy to grip and carry. specification: Detection range: 0.000-0.199 % BAC; 0.00-1.99 †° BAC; 0.00-0.995 (BrAC) Alarming level: 0.050% BAC; 0.500 †° BAC; 0.250mg / L (BRAC) Alarming type: audio alarming Accuracy: 0.02% BAC; 0.20 †° BAC; 0.05MG / L; 10mg / 100mL Startup time: less than 20s Response time: less than 5S Power supply: 2 AAA batteries (not included in the scope of.1 x Breath alcohol tester. Compact design: space saving, light and portable; easy to grip and carry. Large screen digital LCD display with blue background light. We will try our best to reduce the risk of the custom duties.