Electric vehicle 2022 latest version HUD head-up display P20 OBD2 GPS compatible tachometer

1. Plug and play, HUD automatically adapts to OBDII-compliant models. 2. Overspeed reminder, when the vehicle exceeds the preset speed limit, the overspeed icon will flash and give an alarm. 3. Gear shift reminder, when the engine speed and vehicle speed reach a certain ratio, it will remind the driver to shift gears to save fuel. 4. Fatigue driving alarm, after driving for 4 hours, the fatigue driving indicator will flash to remind the driver to rest. 5. The brightness is automatically adjusted, and the brightness changes with the outside world. 6. Multi-function display, clock, speed, water temperature, battery voltage, throttle angle and fuel consumption. 7. Real-time 100km/instantaneous fuel consumption, showing fuel consumption per 100km during driving. 8. The engine speed alarm is helpful to shift gears in time and save fuel, which is also meaningful for novices. 9. Flexible brightness adjustment, the brightness can be adjusted automatically or manually to achieve the best state in harmony with the environment.