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Improving safety: The device adopts multi angle adaptive display technology, and no matter where it is installed, the data can be directly in front of the driver's line of sight in real time. There is no need to look down at the dashboard while driving, and the digital speed is directly and clearly displayed, keeping the line of sight always focused on the road surface and avoiding the risk of reaction delay caused by line of sight deviation from the source

Multi functional integrated design: The speedometer integrates OBD2+GPS+turbo pressure+slope+accelerometer, displaying key data such as vehicle speed, speed, water temperature, voltage, fuel consumption, and single mileage/time in real time. Multiple functional displays can better meet your driving needs and improve your driving safety

Intelligent alarm system: overspeed, high water temperature, abnormal voltage, fatigue driving, etc. When abnormalities occur, an alarm pop-up window and sound reminder will pop up directly, giving the first warning of danger and doubling safety

Dedicated for private cars, with more accurate data: supporting brands such as BYD, Mercedes Benz, BMW, Volkswagen, Toyota, Honda, etc. In private car mode, advanced data such as oil temperature, transmission oil temperature, and outside temperature can be read. The P4 monitor also supports setting the car logo display, making your vehicle more personalized and showcasing a unique style

Kind reminder: This OBD2 head up display has dual GPS and OBD systems, and is equipped with OBD and USB cables. However, it is worth noting that the OBD system is only applicable to some gasoline vehicles manufactured after 2009; If your car is a diesel or pre-2009 model, you can only use GPS mode. If the OBD system is not compatible, please switch to the GPS system

P4 is a newly upgraded car OBD LCD instrument panel P4, which includes OBD+GPS+turbo instrument panel+inclinometer+accelerometer+colorful ambient light multifunctional display screen, multiple interface theme styles and theme ambient lights, which can create atmosphere. You can switch to your favorite color and interface at will, with a strong sense of technology, bringing you a new driving experience. P4 is a newly designed multifunctional integrated head up display, which includes vehicle speed, voltage, water temperature, RPM, fuel consumption, single driving time, single driving mileage, etc. It also has multiple alarm functions such as overspeed alarm, RPM alarm, water temperature alarm, voltage alarm, temperature alarm, fatigue driving reminder, etc. Multiple functional displays can better meet your driving needs and improve your driving safety. This head up display has a relatively larger screen compared to other products, which is more in line with aesthetic proportions. The large screen and font provide a clearer view of driving data, and you don't have to look down at the speedometer. Instead, you can see it very intuitively, avoiding unexpected situations that may occur when looking down at the instrument panel while driving. Head up display is specifically designed for vehicles and has more functions. Compared to the general mode, the special car mode adds functions such as oil temperature, transmission oil temperature, and external temperature. At present, the models that support private cars include BYD, Mercedes Benz, BMW, Volkswagen, Changan, Toyota, Honda, etc. In addition, the P4 monitor also supports setting the logo display, making your vehicle more personalized and showcasing a unique style.