Viecar 4.0 is a Car OBD Tool with the smallest body and high level of integration chip, support all OBD2 protocols. By connecting cars ECU and computer to achieve interface 360 degree experience of whole car, it could find out the fault code earlier to help to deal with it on time, protect the interests of the owners. It also records driving behavior, analyze car information, offer improvements to driver . Product Specifications 1. Communication: Bluetooth dual-mode (2.0 / 4.0) 2. Software Platform: Support Android / IOS 3. Working voltage: 9V ~ 16V 4. Working Current: 45mA 5. Working temperature: -40 ~ 85 Degree 6. Working humidity: less than 60% 7. Size: 45mm * 40mm * 18mm 8. Support Model: OBDII protocols vehicles 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 Supports OBD-II protocols: SAE J1850 PWM (41.6 Kbaud) SAE J1850 VPW (10.4 Kbaud) ISO 9141-2 (5 baud init, 10.4 Kbaud) ISO14230-4 KWP (5 baud init, 10.4 Kbaud) ISO14230-4 KWP (fast init, 10.4 Kbaud) ISO15765-4 CAN (11bit ID, 500 Kbaud) ISO15765-4 CAN (29bit ID, 500 Kbaud) ISO15765-4 CAN (11bit ID, 250 Kbaud) ISO15765-4 CAN (29bit ID, 250 Kbaud) Software can perform the following operations: 306 degrees full vehicle examination, the ultimate safety Water temperature detection Voltage Check Engine fault code Speeding remind Intake air temperature Air flow rate Absolute throttle position Analysis of fuel consumption to save money Real-time fuel consumption analysis The remaining oil reminder Historical fuel consumption analysis Screen Projection Eliminate safety hazards Head-up display, stunning experience Driving Record Maintenance reminders Intelligent Voice Package include: 1 * Viecar 4.0 Bluetooth OBD2 Scan Tool 1 * User Manual 10