Read diagnostic trouble codes,both generic and manufacturer-specific,and display their meaning(over 3000 generic code definitions in the database).Clear trouble codes and turn off the MIL("Check Engine" light),Display current sensor data,Engine RPMCalculated Load Value,Coolant Temperature,Fuel System Status,Vehicle Speed,Short Term Fuel TrimLong Term Fuel Trim,Intake Manifold Pressure,Timing Advance,Intake Air Temperature,Air Flow RateAbsolute Throttle Position,Oxygen sensor voltages/associated short term fuel trims,Fuel System status,Fuel PressureColour:BlueMaterial:ABSPackage Contents:1* Automobile detector1* CDOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.