Pivot ProGauge Tachometer, Max 9000rpm, PT6 The meter's operation was confirmed in demo mode. It was working properly. The RPM line has not been tested because there is no environment to connect it. Not all operations have been confirmed. The illumination is white. According to the instruction manual, the wiring seems to be via the OBD connector and there are no fuses. Please prepare any missing parts. There is an instruction manual online, so please check it for details. - Brand: Pivot - Model Name: ProGauge - Maximum RPM: 9000rpm Thank you for viewing.