Xtool IOBD2 MFI Bluetooth 3.0 OBD2 Car Scanner Tool for iPhone and Android Devices Communicates with iPhone, iPad and Android phone via Bluetooth 3.0. Apple auothorized developer with MFI License Support OBDII protocols: ISO15765-4 (CAN), ISO14230-4 (KWP2000), ISO9141-2, J1850 VPW, J1850 PWM. Works on most of vehicles Download car APP for your car. A car diagnostic information interactive tool designed for car owners Function: Read DTC, Clear DTC, Read data stream, Read freeze frame data, vehicle information Diagnostic, Oxygen testing, Mode 6 testing Also with My dashboard, Performance test, Emissions Testing, History. Pls see more detail in spec info