GULFLINK Head Up Display(HUD) Vehicle Speed Meter P19

HIGH PERFORMANCE & COMPATIBILITY---Powerful performance processing chip, dual system, dual-run memory and dual-core processor ensure smooth operation at high speed. Suitable for all car models. AUTOMATIC SWITCH, ENERGY SAVING---When the car is started, the display will automatically turn on. After the car is turned off, the display will automatically turn off. There is no need for manual operation, which is convenient and peace of mind. MULTIPLE FUEL CONSUMPTION DATA---Grasp the fuel consumption of each throttle of your foot, accurately calculate the long-term historical average fuel consumption, correct your driving habits, economic cars are the top priority. Hourly fuel consumption, instant fuel consumption, historical average fuel consumption, average fuel consumption. DETECTION ALARM FUNCTION---OBD smart digital meter, each parameter can be set the detection alarm function. No matter in which display mode, as long as the driving parameter exceeds(less than) the set default high(low)value, it will flash through the indicator light/Buzzer sounds an alarm.