Bluetooth Scanner Amtake OBD2 Bluetooth Adapter OBDII Diagnostic Tool Car Engine Trouble Code Reader for Android & Tablet with ON/OFF Switch - Black Amazing Functions: Find out why your car check engine light is on before visiting the mechanic - save money by fixing simple problems yourself ! Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database), clear trouble codes, turn off the MIL ("Check Engine" light) as well as display current sensor data Easy to Use: Plug the Car scanner in your car's OBD2 port, turn on your car engine, search Bluetooth for "OBDII" on your Android phone and pair with it (pin code:1234), run the download App with simple settings and wait until it connects your car's ECU successfully Compatible App and System: Recommend Apps are Torque Lite, DashCommand, Torque Pro, etc on Google Play. Work with Android device and tablet. For Android devices, please choose "Bluetooth for Android" version. Support Cars: Work with all cars which Supported these OBD-II protocols: ISO 9141-2 (5 baud init, 10.4 Kbaud) ISO14230-4 KWP (5 baud init, 10.4 Kbaud) ISO14230-4 KWP (fast init, 10.4 Kbaud) ISO15765-4 CAN (11bit ID, 500 Kbaud) ISO15765-4 CAN (29bit ID, 500 Kbaud) ISO15765-4 CAN (11bit ID, 250 Kbaud) ISO15765-4 CAN (29bit ID, 250 Kbaud) Warranty: 100% Money Back Guarantee; hassle free 1-year replacement warranty with friendly and professional customer service. Note: work with Android only. For Android devices, please choose "Bluetooth for Android" version.