wiiyii Car Head Up Display Dual System 3.5 Inches HUD Universal, Speedometer OBD2 GPS Interface, Speed, Water Temperature, Engine RPM, OverSpeed Warning, for All Vehicle

【PRODUCT FEATURES】Red and white display makes it look more vivid and more comfortable. Light sensor. HUD can automatically adjust the brightness according to environment, It will bring more fun and technological sense to your driving experience. A variety of operating interface modes and colors can be switched freely.
【PLUG & PLAY】With the button function, you can easily set up and switch various functions you need. There are 2 USB ports, you can choose one as your needs(Note: only one interface needs to be connected. Plugging in 2 ports at the same time could burn out your car.) This product is an OBD + GPS dual system, OBD2 mode is only applicable to most vehicles manufactured after 2008. The GPS mode is perfect for all vehicles. (If your car is not OBD compatible, use GPS mode. )Dual system, change free.
【WITH THE OBD MODE】 It can display: speed, water temperature, voltage, driving distance, and give off speed alarm, water temperature alarm, voltage alarm, etc.
【WITH THE GPS MODE】It can display: speed, voltage, driving distance, and give off speed alarm, voltage alarm, etc. HUD can automatically adjust the brightness according to the environment. Speed unit: km / h or MPH. The unit of water temperature is centigrade degree and Fahrenheit degree. The unit is adjustable.
【QUALITY ASSURANCE】CE FCC ROHS certification, excellent quality. High performance chip, which has strong performance and compatibility, ensures the high-speed operation of dual system, dual running memory and dual core processor. If you have any questions, please feel free to contact us., we will get back to you as soon as possible to help you solve the problem.