_x000D_ ANCEL ELM327 V1.5 Car Code Reader PIC18F25K80 Chip OBDII Diagnostic Tool PK ICAR2 OBDSCAN Scanner For iPhone/Android Please select the correct version according to your mobile phone system 1. Bluetooth ELM327 only supports Android system, PC. 2. WiFi ELM327 supports IOS, Android system, PC. 3. A version and B version are the same inside, Only with different outlook. * If you have an iphone, please buy Wifi ELM327. Wifi ELM327 interface is able to detect and interpret obd2 / eobd protocols automatically. It also provides support for high speed communications and a low power sleep mode. It use AT commands to communicate with a host device (PC, notebook, for iOS). There are plenty of software packages available, which are fully compatible with this tool. Some of them have pretty useful features, such as engine running parameters monitoring, DTC reading and clearing, MPG meter, etc. You can even write your own software on a specified hardware platform if you wish, because the AT commands are fully documented and very well explained. This tool is only 2.7 x 1.25x 0.9 inches, and it comes with a 6 ft OBDII cable for easy installation. It also includes a power switch built-in to prevent the need for having to constantly disconnect your unit from the OBDII port. It is compatible with 1996 and later vehicles which are obd2 or eobd compliant. Connecting to your iPhone / iPod touch is made by WIFI connection in adHoc mode. Features: * Firmware Version V1.5 (Supports more protocols SAE J1850 than V2.1). * With chip: PIC18F25K80, supports all elm327 fucntions, in program ELM327 identifier, it shows full functions. * It understand commands such as ATPPS and other. * The frequency of the crystal oscillator is 4mHz.