YS0911 M1 Auto OBD2 Head-Up Display Car Electronics HUD Projector Display Digital Car Speedometer Accessories for Most for Overspeed Warning Projector Alarm Speedometer Scanner Meter, White

YS0911 M1 Auto OBD2 Head-Up Display Car Electronics HUD Projector Display Digital Car Speedometer Accessories for Most for Overspeed Warning Projector Alarm Speedometer Scanner Meter, White

• Fully automatic photosensitive, adaptive brightness adjustment, clear enough during the day and not at night.
• Speed alarm, fatigue driving reminder function, improve driving safety.
• Use car USB (5V) to USB power supply, real power consumption. USB is short-term power, the car will be powered off when the car is turned off, and there is no power stealing phenomenon, while OBD is long-term power.
• Using 10 Hz rate + Beidou dual-mode chip, the rate is 10 frames per second, and the vehicle speed is refreshed quickly without delay.
• Low-power chip, non-destructive standby completely solves the problem of power consumption! Intelligent switch machine, start and close with the car.