iKKKEGOL Mini Bluetooth OBD2 II Car Auto Diagnostic Scanner Tool with Power Switch Torque Android (Black) The Mini Bluetooth with switch OBDII scanner is an engine performance and diagnostics tool for both automotive enthusiasts and professionals Paired with your Android smartphone or tablet, the Mini Bluetooth with switch allows you to easily scan and clear engine codes, view and save real-time engine data and much more This model features an integrated power switch that allows you leave it plugged into your vehicle and turn it off when it's not in use ON/OFF Power Switch that allows you to keep it plugged in at all times CLEAR engine codes and check engine lights