[Multi Functional Vehicle Diagnostic Instrument] This is a multifunctional vehicle diagnostic tool that includes: car diagnostic scanner, reading and clearing codes, over 10000 error codes available for query, view freeze frames, I/M readiness and historical I/M data, real-time data streams and curves (vehicle speed, battery voltage, etc.), car information reading, oxygen sensor testing, evaporative emission testing, calculating load values, engine coolant temperature, etc, Obtain engine speed. [High Quality Product] The OBD2 scanner is made of high-quality materials, with stable performance, safety, and more accurate detection results. It has all the OBD functions you need. English, Spanish, French, German, Italian, Russian and Dutch are supported. Compared to traditional OBD scanners, the Zmoon 2.8 inch high-definition color check engine code reader displays more and richer content, and long-term use will not cause eye fatigue. [Compact Design] The body design of the vehi