Bluetooth ELM327 V2.1 OBD2 Scanner Code Reader Tool ELM327 V2.2 for iOS/Android/PC Bluetooth 4.0 OBD Car Diagnostic Auto Tool 1. Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database) 2. Clear trouble codes and turn off the MIL ("Check Engine" light) 3. Display current sensor data, including: 4. Engine RPM 5. Calculated Load Value 6. Coolant Temperature 7. Fuel System Status 8. Vehicle Speed 9. Short Term Fuel Trim 10. Long Term Fuel Trim 11. Intake Manifold Pressure 12. Timing Advance 13. Intake Air Temperature 14. Air Flow Rate 15. Absolute Throttle Position 16. Oxygen sensor voltages / associated short term fuel trims 17. Fuel System Status 18. Fuel Pressure 19. Many others MINI OBD2 Bluetooth 4.0 Scanner Specifications: Communication: Bluetooth 4.0 Master Chip: PIC18F25K80 Support System: iOS, Android, Symbian, Windows Working Voltage: 9V ~ 16V Working Current: 35mA Standby Current: 25mA Operating Temperature: -40°C ~ 85°C Working Humidity: less than 60% Size: 45mm x 40mm x 20mm Compatible Systems: Software Support Platform: Windows XP, Windows 7/8, iOS, Android, Symbian Compatible Software: Windows: ScanMaster-ELM, ScanTool.net, PCMSCAN ELM, etc. iOS: Auto Doctor, Mini OBDII Android: Torque, DashCommand, OBD Car Doctor, Auto Doctor, Mini OBD, EOBD, etc. Symbian: OBDScope