Features: The OBD computer is a powerful auto gauges. It is specially designed for vehicles to show all livedatas in one, combination of speedometer, engine temperature gauges, oil thermometer, boostgauges, fuels consumption and so on. Can also monitors and display the battery voltage, over speed alarms, engine temperature warning, acceleration test, as well as read all the engine the real-time data stream, read and erase check engine trouble code, it's an extremely useful gadget for every driver in your daily life. This product can only be testing for 12V compliance with OBD2 and EOBD standards. Support CAN , J1850PWM , J1850VPW, ISO9141, KWP2000 Over-speed warning, Engine Coolant Temperature warning, speed warning, Engine running voltage warning, supports self-definition warning. Specifications: Material:ABS Language:English, German, Spanish Supports free update and upgrades Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set OBD2 Scanner