Multi-function:- Practical multi-function OBD2 code reader with built-in OBD2 DTC lookup library, which helps you determine the cause of the engine light, read the code, clear the code, view freeze frame, I/M, vehicle information, data stream, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature LCD display:- Designed with a clear LCD display (128 x 64 pixels) - White backlight and contrast adjustment. No battery or charger needed, the OBD reader receives power directly from your vehicle via the OBDII data link connector Compact design:- The car diagnostic scanner is equipped with a 2.5m long cable and made of extra thick flexible insulation. There are 6 buttons on the OBD2 scanner: scroll up/down, enter/exit, and buttons that quickly determine the vehicle VIN number and DTC error code Features: 1. Handheld automotive fault detector, ergonomic, suitable for perfect control, single-screen display of automotive fault codes, real-time data, etc. for quick viewing, supports 6 popular languages, and fully meets the needs of the market 2. The software can do the following: Read general and manufacturer-specific diagnostic fault codes and display their meaning (the database contains more than 3000 general code definitions)