Highlights:•ON/OFF Power Switch that allows you to keep it plugged in at all timesCLEAR engine codes and check engine lightsConnect to a Bluetooth enabled computer using the supplied software or an Android Smartphone using one of the many free compatible appsView real-time vehicle data while drivingFind and fix problems before they happenConnects wireless via Bluetooth up to 3 meters (no cable connection)Compatible with all OBD II compliant vehiclesThe latest Printed Circuit Board (PCB) and smallest module designDimensions: 1.9 x 1.4 x 1 inchesFirmware Version: 1.5 (Latest)Software Version: 2.1Bluetooth Pairing Password:1234(sometimes it may be 0000 or 12345)