The combination combinationinstrument is a tachometer, speedometer, fuel, water temperature, oil pressure, pressure, voltage, urea tank liquid level meters 8 tables and 32 formed police lights. Use of LED diodes and strokes LCD screen display, with the voice prompt alarm buzzer. 2-way 9V and a total of three-way road speed limit C3 signal output. Speed, water temperature, oil pressure, urea tank level combinationinstrumentation provided by the CAN-bus messages, driver combinationinstrumentation stepper motor driven pointer to the corresponding instructions.