The Instrument Panel Gauge Display mainly collects signals through sensors installed on various parts of the construction machinery, and is processed by the instrument's own collection system or controller, and converted into images or indicator lights (light-emitting diodes) to complete the display and alarm of analog and switching values, and The corresponding control functions of the construction machinery can be completed through the micro-motion buttons. And through the LCD or other modules, it can complete the indication of the working hours of the construction machinery or the cumulative display of the working hours, and at the same time reflect the working status of the motor grader through the built-in fault diagnosis system, prompting the user to maintain the host.