Multi-Functions:Practical OBD2 code reader features built-in OBD2 DTC lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed. OBDII COMPATIBILITYWorks on US OBDII Cars.American Cars Since 1996, European Cars Since 2000,Asian Cars Since 2008. Easily determines the cause of the Check Engine Light(MIL) Retrieves generic (PO, P2, P3,and U0) and manufacturer specific (P1, P3, and U1) codes Turns off Check Engine Light(MIL), clears codes and resets monitors.Supports CAN (Controller Area Network) and all other current.Requires no battery or charger as the unit is powered directly from the OBDII Data Link Connector in the vehicle. Fast and Easy to Use: Just Plug Play, Connect with OBD2 Code.The scanner can help you or your mechanic understand if your car is in good