This OBDV100 car diagnostic instrument can quickly read car fault code, clear fault code, read freeze frame and data stream and other functions, not only help the majority of car owners to save time and money for maintenance, but also improve the driving safety coefficient. Support major car series: domestic gasoline vehicles, joint venture gasoline vehicles, and the vehicle diagnosis compatibility rate reaches 98%. Support Full OBD diagnosis, features and functions: 1: Support vehicle fault diagnosis; 2: Find out the reason why the check engine light is on, so as to solve the existing problems in the car; 3: One-button code reading, easy to operate; 4: Clear the existing temporary fault by clearing the code, and the fault prompt light will go out accordingly; 5: Read freeze frame data to understand sensor information when the car breaks down. 6: Support nine standard OBD protocols; 7: Reliability, strong overcurrent and overvoltage protection Shell: ABS shell , thick structure, appearance design reduces damage to the body and prolongs service life. Supports model reference 1. After 2000 joint venture vehicles conforming to OBD2 standard agreement (foreign OBD agreement is generally implemented since 2000) 2. Since 2006, the cars produced in the country have implemented the OBD2 protocol, so that 99% of the cars produced in the country after 2006 support it 3. Some domestically produced cars use OBD1 protocol (like Hafei, Lifan, Wuling, BYD 13 years ago) to support engine minor fault detection 4. Diesel vehicles, pure electric vehicles, trucks and designated models are not supported, please contact customer service for consultation It can retrieve car DTCs and definitions of DTCs compliant with OBD2 standard worldwide since 2000. It is easy to operate, convenient and small in size.