The HUD is a powerful tool to provide important information of vehicle to driver for making more safety driving. Including Vehicle Speed, Engine RPM, Fuel Consumption Rate, Engine Loading, Battery Voltage, Engine coolant temperature, Throttle position ratio, Tire pressure, and Tire temperature. They will be shown according display mode selection. Over Speed, Low Battery Voltage, Over Coolant Temperature, Tire Over Inflation, Tire Deflation, and Tire Over Temperature will trigger warning immediately when they are detected.