Obdii Diagnostic Tool Elm USB Interface with Switch for Diagnosis Scan, OBD Diagnostic Tool, OBD II Elem 327

OBDII Diagnostic Tool ELM USB Interface with Switch for Diagnosis Scan

 -Added a switch, full working with OBD-II software
 -Can update driver online from official website for Win7, Win8 
 -Can OEM with new design 
 -High quality, good feedback 100% 
 -Fast delivery with big stock, lowest price from China 
 -With life-long warranty directly from our factory

Description
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...

Specification
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