Features:1.Very user-friendly， easy to learn， and easy to install.2.Supports all OBD-II Protocols.3.Wireless (Bluetooth)4.Works with all OBD-II compliant vehicles5.Wireless (Bluetooth) 5~10 meter6.Software included for Palm， PDA，Mobile7.Software included for Windows PC8.Software included for Windows Smartphone9.Read diagnostic trouble codes， both generic and 10.manufacturer-specific， and display their meaning (over 3000 generic code definitions in the database).11.Clear trouble codes and turn off the MIL ("Check Engine" light)12.Display current sensor data including:Engine RPMCalculated Load ValueCoolant TemperatureFuel System StatusVehicle SpeedShort Term Fuel TrimLong Term Fuel TrimIntake Manifold PressureTiming AdvanceIntake Air TemperatureAir Flow RateAbsolute Throttle PositionOxygen sensor voltages/associated short term fuel trimsFuel System statusFuel Pressure Multi-Protocol Support:SAE J1850 PWM(41.6Kbaud)SAE J1850 VPW(10.4Kbaud)ISO9141-2(5 baud init，10.4Kbaud)ISO14230-4 KWP(5 baud init，10.4 Kbaud)ISO14230-4 KWP(fast init，10.4 Kbaud)ISO15765-4 CAN(11bit ID，500 Kbaud)ISO15765-4 CAN(29bit ID，500 Kbaud)ISO15765-4 CAN(11bit ID，250 Kbaud)ISO15765-4 CAN(29bit ID，250 Kbaud)SAE J1939 CAN(29bit ID，250*Kbaud)USER1 CAN(11*bit ID，125*Kbaud)USER2 CAN(11*bit ID，50*kbaud) Specifications:Item Size: 7cm x 4.4cm x 2.4cm Package Included:1x EOBD OBD2 ELM327 Bluetooth Diagnostic Interface1x CD-ROM