[WIDE COMPATIBILITY] Professional V302 OBD2 Scanner supports 8 languages including English, German, French, and Spanish. Please verify vehicle compatibility before purchase. This diagnostic tool is powered directly through the vehicle's OBDII connector; no batteries or external power source required. [MULTIPLE FUNCTIONS] This code reader works on cars and trucks, allowing users to read and clear engine fault codes, view live data streams with graphical displays, access freeze frame data, check system readiness, monitor inspection status, and retrieve detailed vehicle information. It provides instant trouble code definitions to help assess vehicle health and prepare for professional service when needed. [OBDII COMPREHENSIVE SYSTEM TEST] This OBD2 scanner offers advanced engine diagnostics, including O2 sensor and EVAP system testing. Perform accurate leak tests on the EVAP system to evaluate fuel tank integrity and support emission compliance. The O2 sensor diagnostic function helps optimize air/fuel mixture, enhancing fuel efficiency and reducing emissions. Note: Actual product color may vary slightly due to lighting and screen display differences. This does not affect functionality. Color: Red & Black Material: ABS Package Contents: 1 x Scanner, 1 x English Manual Only the items listed are included; additional accessories are not part of the package. Measurement may vary by +/- 1-3 cm due to manual measurement.