Data measurements: reads and clears trouble codes, engine coolant temp, fuel pressure, fuel level, RPM, timing advance, air intake temp, oxygen sensor voltages, intake manifold pressure, air flow rate, Vehicle speed, calculated engine load Supports OBD2 protocols: ISO9141-2, ISO14230-4 (KWP2000), ISO15765-4 (CAN), J1850 VPW Package contents: 1 x ELM327 Diagnostic Cable with USB Interface; 1 x Drive CD