Yongtek Mini V1.5 Elm327 Obd2 Obdii Bluetooth Auto Diagnostic Scanner Mini V1.5 Elm327 Obd2 Obdii Bluetooth Auto Diagnostic Scanner; Read diagnostic trouble codes, and display their meaning Clear trouble codes and turn off the MIL ("Check Engine" light) Current sensor data, including engine speed, calculated load value, fuel system status, vehicle speed, etc If there have any questions, pls contact with us asap.