1Plug and play, fast scan and clear fault codes, very easy to use, even beginners can use this machine to read error codes. 2Multifunctional OBDII diagnostic scanner, read and clear engine fault codes; view freezing structure data; view vehicle information, etc. You can easily understand the realtime status of the vehicle without going to a car repair shop. 3Quickly read and clear all stored vehicle types, including emissionrelated fault codes, pending codes and display code definitions. A shopping cart diagnostic tool that is perfectly connected to car mechanics and car owners. 4Portable styling, antiskid designed and long diagnostic cable arrows allow professional diagnosis inside or outside the vehicle. 5With large LCD screen and four logic buttons, easy to use and directly indicate the test results. You don't need any batteries, it can get power from the vehicle after connecting.