For 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 OBDll diagnostic tool tailored for the owner. Data Live, Freeze Frame, Read , Clear , O2 Sensor Test, On-board Test(Mode 6), Smog Check, Readiness, EVAP Test(Mode 8), Vehicle , Status, Battery Test, Analysis, Performance Data, Engine Data, 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. button: One-key Read operation. Read the car fault . 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. Button: One-key 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 (). the steps below to turn on the scan tool: 1. Connect the OBD Il Cable to scan tool. 2. Find on vehicle. 3. Plug OBD Il cable to the vehicle's . 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 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.