LCD Keychain Alcohol Tester Breathalyzer (I-ALT-16) Shenzhen Ipopman Technology Limited Base Info Model NO.:I-ALT-16Screen:Red Backlight 3 Digit LCD ScreenSpecification:CE, FCC, RoHSOrigin:ShenzhenHS Code:90271000 Description Pre:Mini CO2 Meter with Infrared (NDIR) Sensor Gas Analyzers Carbon Dioxide CO2 Detector with Alarm Home School Hotel Indoor Use Next:MS-C Textile Moisture Meter with 4 digital LCD