Fangrui Product Details 1. Obd Elm327 V1.5 Usb Car Fault Diagnostic Scanner With Ch340t Chip 2. Function 3. Read Diagnostic Trouble Codes, Both Generic And Manufacturer-specific, And Display Their Meaning (over 3000 Generic Code Definitions In The Database). 4. Clear Trouble Codes And Turn Off The Mil (check Engine Light) 5. Display Current Sensor Data 6. Engine Rpm 7. Calculated Load Value 8. Coolant Temperature 9. Fuel System Status 10. Vehicle Speed 11. Short Term Fuel Trim 12. Long Term Fuel Trim 13. Intake Manifold Pressure 14. Timing Advance 15. Intake Air Temperature 16. Air Flow Rate 17. Absolute Throttle Position 18. Oxygen Sensor Voltages Associated Short Term Fuel Trims 19. Fuel System Status 20. Fuel Pressure 21. Specification 22. Communication: Usb Interface 23. Master Chip: St 24. Driver Ic: Pl2303 25. Support System: Windows 26. Working Voltage: 9v ~ 16v 27. Working Current: 15ma 28. Standby Current: 0ma 29. Operating Temperature: -40 ~ 85 Degree Celsius 30. Working Humidity: Less Than 31. Compatible Systems: 32. Software Support Platform: Windows Xp, Windows 78. 33. Compatible Software: 34. Window: Scanmaster-elm, Scantool.net, Pcmscan Elm, Etc. 35. Size: 45mm X 25mm X 75mm 36. Cable Length: 1.5m 37. Supported Protocol 38. Sae J1850 Pwm (41.6kbaud) 39. Sae J1850 Vpw (10.4kbaud) 40. Iso9141-2 (5 Baud Init, 10.4 Kbaud) 41. Iso14230-4 Kwp (5 Baud Init, 10.4 Kbaud) 42. Iso14230-4 Kwp (fast Init, 10.4 Kbaud) 43. Iso15765-4 Can (11bit Id, 500 Kbaud) 44. Iso15765-4 Can (29bit Id, 500 Kbaud) 45. Iso15765-4 Can (11bit Id, 250 Kbaud) 46. Iso15765-4 Can (29bit Id, 250 Kbaud)