Function Description1. Mileage: ODO (overall mileage) maximum display mileage is 99999km, maximum displayTRIP (subtotal mileage) mileage indicated is 999.9km, which can be switched between metric and imperial systems; 2. Speedometer: The maximum speed is 199 km/h, which can be switched between metric and imperial systems;3. Indicator light: left and right signal lights are green, high beam is blue, neutral indicator light is green, and fuel indicator light is red; 4. Button: switch between total mileage and subcontract subset, subcontract mileage to zero, parameter setting;5. Backlight: switch between seven backlight colors.Parameter settingsODO interfaceShort press the button to enter the travel interface, long press the button to switch the backlight color;TRIP interface