1、Intelligent Control: Portable breathalyzer adopts intelligent MCU control, advanced plane alcohol sensor. 2、Stable Performance: Alcohol breathalyzer has quick response and recovery functions, SMD assembly, and stable performance. 3、LCD Display: Portable alcohol detector can test directly, using LCD display, clear reading, and one key operation. 4、Sound Alarm: Alcoholic detector has a user friendly function, when the value exceeds the preset limit, there will be a sound warning. 5、Power Saving Design: Breath alcohol tester adopts power saving design, low voltage indication, and has the function of sensor fault self checking. Item Type: Portable Breathalyzer Material: ABS Scope of Test: 0.00-2.00%BAC 0.000-0.200%BAC 0.000-1.000mg/l Alarm Point: 0.50% BAC/0.050% BAC/0.250mg/L (BAC) Sensitivity: 0.001% BAC Response Time: 3-5S Response Time: About 5S Operating Temperature 0°C-50°C Battery:2 x AAA(not Included) Application: Alcohol Detection Weight: Approx. 154g / 5.4oz 1 x Portable Breathalyzer 1 x User Manual 10 x Gas Nozzle