Description: Display current sensor data, including: 1.Engine RPM 2.Calculated Load Value 3.Coolant Temperature 4.Fuel System Status 5.Vehicle Speed 6.Short Term Fuel Trim 7.Long Term Fuel Trim 8.Intake Manifold Pressure 9.Timing Advance 10.Intake Air Temperature 11.Air Flow Rate 12.Absolute Throttle Position 13.Oxygen sensor voltages/associated short term fuel trims 14.Fuel System status 15.Fuel Pressure Specifications: Model name: ELM327 OBD2 bluetooth Type: code readers & scan tools Output protocol: bluetooth Material : plastic Voltage: 12V Current: 45mA Wave frequency: 38400Hz Applicable scope: 5-10m / 16.4-32.8ft Item size: 49*26*30mm Support OBDII Protocols: SAE J1850 PWM (41.6 kbaud) SAE J1850 VPW (10.4 kbaud) SAE J1939 J1979 Package Included: 1 x ELM327 OBD II bluetooth diagnostic interface 1 x Disk