ITEM NAME:ELM327 USB V1.5 OBD2 Car Diagnostic Instrument G6E7 ELM327 USB V1.5 OBD2 Car Diagnostic Instrument G6E7 ELM327 is the latest PC-based scan tool. It supports all OBD-II protocols and is dispatched with a number of compatible programs.The processor is an ELM327. The output protocol (connection to laptop) is USB.OBD-II Software for ELM327 is a free program that allows you to use your PC and a hardware interface to get the information from your car's computer. The program is very user-friendly, and easy to learn. It is also very easy to install: simply extract the files into a folder on your computer's hard drive, and you're ready to go. To uninstall the program, simply delete the entire contents of the folder where the program resides. Features:The program lets you perform the following operations: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, including:Engine RPM.Calculated Load Value.Coolant Temperature.Fuel System Status.Vehicle Speed.Short Term Fuel Trim.Long Term Fuel Trim. Intake Manifold Pressure.Timing Advance.Intake Air Temperature.Air Flow Rate. Absolute Throttle Position.Oxygen sensor voltages/associated short term fuel trims.Fuel System status.Fuel Pressure .Many others.Upcoming Features:Data graphing and logging.Freeze Frame data.Continuous and Non-Continuous Oxygen Sensor test results The software supports two platforms - DOS and Windows. OBD-II Protocols: ISO15765-4 (CAN) ISO14230-4 (KWP2000) ISO9141-2 J1850 VPW Output protocol: RS232 Baud rate: 9600 or 38400 Indicator LEDs: OBD Tx/Rx, RS232 Tx/Rx, Power Operating voltage: 12V, internal protection from short circuits/overvoltages Nominal idle current: 45 mA Free software: Scantool.net GM Mode 22 Scan Tool by Terry OBD Gauge