Mini ELM327 V2.1 OBD2 II Bluetooth Diagnostic Car Auto Interface Scanner Super mini bluetooth ELM327 is the newly developed wireless scan tool. It supports all OBD-II protocols Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Works with all OBD-II compliant vehicles 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 Absolute Throttle Position etc. Package Included: 1 * Car Auto Interface Scanner 1 * CD