Wide Compatibility: Compatible with all OBD-Ⅱ ports and diagnostic tools, OBD-Ⅱ scanners,car head-up displays, Wi-Fi Bluetooth code readers, OBD-Ⅱ dongles, etc. 1 x OBD2 Power Converter Adapter. Plug & Play: It does not need any tools to setup,simply connect to the car OBD port and use.