The American BAFX-OBD piece for checking car computers on the mobile via Wi-Fi pairing supports all American, European, and Asian cars from 1996 to 2017. What distinguishes this piece is that it supports J1850 and CAN protocols, meaning that it supports more sensors and systems (such as car electrical systems) than The cheap Chinese test piece, the piece supports all cars from 1996 and above .. Also, the materials used are of high quality and their manufacture differs from the Chinese parts, and the device is simple and very practical to use and supports both iPhone and Android (the company is American and the manufacture is Chinese)