For Aermotor V880 is easy to carry, simple to operate, fast in diagnosis, large in memory, comprehensive in code base, powerful in performance and novel in design. It is a generation OBDll diagnostic tool tailored for the owner. Data Live, Freeze Frame, Read DTC, Clear DTC, O2 Sensor Test, On-board Test(Mode 6), Smog Check, I/M Readiness, EVAP Test(Mode 8), Vehicle Info, MIL Status, Battery Test, Fuel Analysis, Performance Data, Engine Data, DTC Query, Data Review, Printer, Settings are fully covered. 1. ESC Button: Returns to the previous screen. 2. Up Button: Moves up through menu and submenus. Moves to previous screen if information covers more than one screen. 3. DTC button: One-key Read DTC operation. Read the car fault code quickly. 4. Left Button: Moves to previous screen if information covers more than one screen. 5. OK Button: Conforms a selection from a menu. 6. Right Button: Moves to next screen if information covers more than one screen. 7. I/M Button: One-key I/M Readiness operation. 8. Down Button: Moves down through menu and submenus. Moves to next screen if information covers more than one screen. 9. Help Button: Quickly review the function description of each One-key. The scan tool is powered via the vehicle Data Link Connector (DLC). Just follow the steps below to turn on the scan tool: 1. Connect the OBD Il Cable to scan tool. 2. Find DLC on vehicle. 3. Plug OBD Il cable to the vehicle's DLC. 4. Power up the scan tool, and wait for the Main Screen to appear. Color:As Shown Material:ABS Package Contents: 1 * Automotive Diagnostic Scanner