Description: Works on ALL OBD II Enabled vehicles, both Gasoline and Diesel cars. Features the unique patented One-Click Readiness Key for quick State Emissions readiness check and drive cycle verification. Built-in speaker provide both visual and audible for readiness verification Retrieves generic (P0, P2, P3 and U0), manufacturer specific (P1, P3 and U1) codes and pending codes Easily determines the cause of the Check Engine Light(MIL) Turns off Check Engine Light (MIL), clears codes and resets monitors Views freeze frame dataThe KONNWEI KW309 OBD2 / EOBD / CAN Car Diagnostic Scanner all 10 OBDII test modes on all OBDII compliant vehicles for a complete diagnosis. the KONNWEI KW309 is truly the ultimate in power and affordability, allowing users to do their jobs faster. Displays monitor and I/M readiness status (emissions); Reads live PCM datastream; Displays live O2 sensor test data; System test data. Live sensor data in text mode and graph mode (1996 and newer vehicles); Reads, stores and playbacks live sensor data Troubleshooter code tips guide technicians to the root cause of a trouble code faster, saving diagnosis and repair time Battery Voltage real time monitoring,better than other expensive item from others brand. Built-in DTC look-up library and display definition. Retrieves vehicle information (VIN, CIN and CVN) Specification: Product (cm) : 11.6x2.4x8 Packing size (cm):15x8x5 Material: ABS plastic Package Includes: 1x KW310 OBD2 Scanner 1x User Manual Note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!