Only for Android & Windows SystemThis Bluetooth OBD II scanner supports Android and Windows devices. NOTE: DONOT support IOS system (Not for iPhone or iPad). Widely CompatibilityThis scanner supports most models in 1996 and newer gasoline-powered cars and light trucks in the United States, European, and Asian vehicles. Compatible with all OBD-II protocols: ISO15765-4 (CAN), ISO14230-4 (KWP2000), ISO9141-2, J1850 VPW, J1850 PWM. Note: DONOT support diesel cars, electric cars, or hybrid cars. Fix Simple Problems by YourselfPairing with your cellphone or tablet to find out why the check engine light is on and fix simple car problems by yourself Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Do More for YouCheck more information about your car including engine sensor data, including Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim, Intake Manifold Pressure, Intake Air Temperature, Air Flow Rate, Oxygen sensor voltages/associated short term fuel trims, Fuel System status, Fuel Pressure. A Third-Party App is RequiredRecommend Torque Lite(free), OBD Car Doctor, Dash Command, OBD Car Doctor, Car scanner, OBD Fusion, etc. (Available on Google Play). Note: Some APP may require separate purchase. Please choose to pay or not according to your own needs.