1Multifunction: Support reading gasoline models, clearing vehicle fault codes, reading data streams, freezing frame information, viewing MIL status, reading vehicle information, oxygen sensor testing, vehicle monitoring (mode 6) evaporation system (mode 8) testing. 2Vehicle Data Fast Detection: Support nine standard protocols of OBD or EOBD. Support fault code information query, built in about 40,000 fault code database information. Support car battery voltage test. 37 Languages Supported: Engine fault code reader supports seven languages, English, Chinese,Italian, French,Spanish, German, Russian. 4USB Printing: The OBD II scanner supports USB printing, which can print fault codes, data streams and freeze frame information. 5Small and Portable: The code reader is small and lightweight, it is convenient to carry and store. Fits right in your pocket as well as the toolbox.