Diagnose fault codes in your car quickly and easily: With this WiFi OBD-II DTC scanner, you can diagnose your car and read and delete DTCs (both generic and manufacturer-specific), find likely faults and solutions to problems, and view real-time data. OBD II with better range: The advantage of this WiFi variant of the adapter is that you get a significantly better range than, for example, with Bluetooth and USB connection. The DTC reader has a built-in surge protector and is intended for Android devices, iOS/Apple devices such as iPhones/iPads (but not Macs). Easy operation: Insert the product into the car's OBD socket, start the car and connect the product with the mobile phone via Wi-Fi. Download software. Once you have downloaded the software/app, go to the settings in the software and select connect the device via wifi.    Specifications: Operating voltage: 12V Supported protocols: SAE J1850 PWM (41.41.) 6Kbaud) SAE J1850 VPW (10.4Kbaud) ISO9141-2(5 baud init 10.4Kbaud) ISO14230-4 KWP (5 baud init 10.4Kbaud) ISO14230-4 KWP (fixed init 10.4Kbaud) ISO15765-4 CAN (11bit ID 500Kbaud) ISO15765-4 CAN (29bit ID 500Kbaud) ISO15765-4CAN (11bit ID250Kbaud) ISO15765-4CAN (29bit ID250Kbaud) SAE J1939 CAN (29bit ID250Kbaud) USER1 CAN (11*bit ID125Kbaud) USER2 CAN (11*bit ID50kbaud). Compatible