1Bluetooth 4.0 diagnostic tool, it can realize the monitoring and understanding of the whole body electronic control system of the vehicle through the interface with the vehicle ECU computer and data synchronization. 2The internal functions of the vehicle can be set through the onboard ECU computer system, allowing the driver to operate the vehicle more humanely. 3The system can clearly display the fault information in the form of text, which can help to find the fault as soon as possible, make corresponding treatments in time, and eliminate concealed dangers for the vehicle. 4It is a scanning tool based on PC and mobile phones. It supports all OBDII protocols and is compatible with many software. Its output protocol is connected with computers and mobile phones via Bluetooth. 5Support for Windows XP, for Windows 7/8 for Android, for Symbian, for WP7, PC and other systems, wide compatibility.