Highlight description:[Auto Detection] The OBD2 scanner supports finding out why the engine light is on automatically and it can read universal and specific fault codes created by manufacturers, whose database includes more than 3,000 codes.[Smart Scanning] This Bluetooth OBD2 scanner can display real-time sensor data, including the engine speed, calculated load value, coolant temperature, fuel system status, vehicle speed, short-term fuel correction, long-term fuel correction, intake manifold pressure, timing advance, intake air temperature, air velocity, throttle position, absolute oxygen sensor voltage/related short-term fuel correction, fuel pressure.[Compatible Apps & Systems] This device is only suitable for Android phones or tablets, and we suggest downloading apps like Torque Lite, Torque Pro, OBD Car Doctor, DashCommand, etc on Google Play with some of them requiring fees. [Suitable Car Types] It is suitable for most 1996 and newer cars or light trucks sold in the USA, including all American, European, and Asian vehicles. Besides, it only supports gasoline vehicles, not diesel ones (and may not support hybrid or electric ones) And it supports most OBDII protocols like ISO15765, SAE J1939 CAN, KWP and ISO9141. [Easy to Use] Plug this OBD2 scanner into your car's OBD2 port, press the ignition button, enable Bluetooth on your Android device, search for "OBDII" and pair with it (code 1234), run the downloaded app, and then wait for it to successfully connect to your car's ECU.Detailed description:Name: Bluetooth OBD2 ScannerMaterial: PlasticSize: 7.5* 4.5* 2.5 cm/ inColor: Black12V power supply (via diagnostic interface) to control LED1 OBD 2 16-pin standard plugSupporting OBD2 protocols: ISO 9141-2 (5 baud initialization, 10.4 kbaud) ISO 14230-4 KWP (5 baud initialization, 10.4 kbaud) ISO 14230-4 KWP (fast initialization, 10.4 kbaud) ISO 15765-4 CAN (11-bit ID, 500 kbaud) ISO 15765-4 CAN (29-bit ID, 500 kbaud) ISO 15765-4 CAN (11-bit ID, 250 kbaud) ISO 15765-4 CAN (29-bit ID, 250 kbaud)Parts List:1 * Bluetooth OBD2 Scanner 1 * CD Driver