- Code Reader, plug and play, fast scan and clear trouble codes, very easy to use, even a beginner can use this unit to read the error code. - Full OBDII diagnostic scanner Function: read & erase engine fault code; view freeze frame data; viewing vehicle information etc. - It's Convenient for you to know the real-time status of your vehicle without going to a car repair shop. - The auto code reader can quickly read and erase all types of vehicle stored emission-related trouble codes, pending codes, and show code definitions. - Perfect fixed car diagnostic tool for car DIY mechanics and car owners. - Portable Anti-Slip design and long diagnostic cable arrow you to perform professional diagnostics in or out of your vehicle. Large LCD display and four logical buttons, - Easily operate and indicate test results directly. No need for any battery, will get power from the vehicle when connected. - Even a beginner can easily use this unit. - You may save the diagnostic data in the KW310 OBD2 scanner, including trouble codes, freeze frame and live data. - Provides lifetime free software update to fix the latest bugs or add new parameters. - Reading Codes Show the detailed description of the Diagnostic Trouble Code (DTCs) - Erasing Codes & Reset Turns off Check Engine Light (MIL), clears codes, and resets monitors. - Data Stream Reads and displays live ECU/PCM data stream, plotting functions graphically and stores freeze frame data. - I/M Readiness Status Shows whether the various emissions-related systems on the vehicle are operating properly and are ready for inspection and maintenance testing. - View Freeze Frame Data Check the certain vehicle conditions which are recorded by the onboard computer at the time the emission-related fault occurs. - Read Vehicle Information Display the information such as VIN (Vehicle Identification Number), CID (Calibration ID) and CVN (Calibration verification number), etc. - Turn off engine warning light - Smoke emission Check - Engine EPC Check - Work on ALL 12V OBDII certified vehicles. - Hybrid and electric vehicles are not supported. What's in the box 1 x KW310 Multifunction OBD 2 And EOBD Auto Diagnostic Scanner Tool