Inverter, speed and the host operating potentiometer button switch are imported. Test table-board and adornment casing is stainless steel refining. Main engine revolution, the oil temperature, gas supply counting, road, road is negative, advance Angle, gear lever stroke all digital display. Main engine revolution, the oil temperature, gas supply counting, road, road is negative, advance Angle, gear lever stroke, injection Angle of view scale (between), oil pump chamber pressure temperature, VE digital display. Fuel oil level alarm. Host machine control system adopts industrial control.