Works with most OBD-II compliant vehicles.Works on most 1996 to 2010 cars and light trucks sold in the United States、 some 1994 and 1995 models are also ok.Software included in CD for Smartphone、 PC and iOS (for iPhone、 iPad、 iTouch、 Mac).Clear trouble codes and turn off the MIL ("Check Engine" light).Read diagnostic trouble codes、 both generic and manufacturer-specific、 and display their meaning (over 3000 generic code definitions in the database).Function.Vehicle SpeedRPMFuel Consumption*Engine Coolant TempFuel PressureCalculated Engine LoadThrottle PositionIntake Manifold PressureAir Intake TempTiming AdvanceMass Air FlowFuel LevelBarometric PressureEVAP System Vapor PressureFuel Trim Package: 1 x ELM327 WiFi Wireless OBD2 Interface1 x Software CD