Aliss Queena(TM)K+D CAN USB Interface OBD2 Cable Diagnostic Scanner for BMW only Connects to USB (built in 1,5m long USB Cable, creates virtual comport) Double K-Line support (See Screenshot) High Speed D-CAN and PT-CAN support (500 kbit/s) ;Low Speed PT-CAN support (100 kbit/s) Battery voltage detection by control line Ignition voltage detection by control line