Features： 1、Function: Read diagnostic trouble codes(over 3000 generic code definitions in the database); Clear trouble codes and turn off the MIL (\"Check Engine\" light); Display current sensor data. 2、 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 etc. 3、 OBD-II Protocols Support: SAE J1850 PWMSAE J1850 VPW (10.4 Kbaud) ISO 9141-2 (5 baud init, 10.4 Kbaud) 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 J1850 PWM SAE J1850 VPW ISO 9141-2 ISO14230-4 KWP ISO14230-4 KWP ISO15765-4 CAN ISO15765-4 CAN ISO15765-4 CAN ISO15765-4 CAN 4、 Special Features: Bluetooth Operation System Support: For Android Smartphones, for Symbian, for Microsoft (mobile phone, tablet), most computer system (except for iOS system), and all these device must have Bluetooth function. 5、 Specification： Item type: ELM327 Bluetooth OBD2 Car Diagnostic Scanner Item size: 4.7x2.5x3cm Gross weight: 70g Color: Blue Model: Super Mini Processor: ELM327 V2.1 Hardware Version: ELM327 Software Version: OBD2 ELM 327 Protocol Support: It supports almost OBD-II protocols. Working Voltage: 12V Working Current: 45mA Material: Plastic Package List： 1x ELM327 Bluetooth OBD2 Car Diagnostic Scanner 1x CD-ROM