1. Read the error diagnosis code-general and manufacturer-specific, and display their meaning (the database has more than 3000 common code definitions)2. Clear the error code and turn off the ("Check Engine" indicator)Display current sensor data, including: Engine speed per minute (RPM)Calculated load valueCoolant temperatureFuel system statusSpeedThrottle absolute positionWith short-term fuel statusAssociated oxygen detection voltageFuel system statusFuel pressureFuel consumption monitoringData graph display and loggingFreeze frame dataContinuous and discontinuous oxygen detection resultsSupport 5 languagesCommunication protocol: SAE J1850 PWM(41.6 Kbaud)SAE J1850 VPM(10.4 Kbaud) 9141-2 (5 baud init, 10.4 Kbaud) 14230-4 KWP (5 baud init, 10.4 Kbaud) 14230-4 KWP (fast init, 10.4 Kbaud) 14230-4 CAN (11bit ID, 500 Kbaud) 14230-4 CAN (29bit ID, 500 Kbaud) 14230-4 CAN (11bit ID, 250 Kbaud) 14230-4 CAN (29bit ID, 250 KbaudSpecifications: Model: V309Working voltage: 9-16vWorking current: 80mAOperating environment: - 30-70°CStorage temperature: - 30-80°CMaterial: plasticcolour: RedPackage Contents: 1 x Car fault detectorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.