Up Display, Car Universal GPS HUD, Speedometer USB Interface The ACECAR Up Display is a car universal GPS HUD with a speedometer USB interface. It works for all vehicles around the world, eliminating compatibility issues and latency problems. With its GPS+BeiDou dual-mode chip, it provides fast speed and no latency. The HUD features a simple display of vehicle speed and driving direction, with a high definition projector that eliminates unwanted reflections and provides clear information. The display panel comes with a hood to cover the lights, ensuring no dazzling when driving at night. One of the key features of this HUD is the driving direction function, which includes a GPS navigation direction compass that aids the driver in indicating directions. The HUD is equipped with photosensitive elements that adjust its brightness according to different lighting conditions, ensuring clear visibility during both day and night driving. It provides a safer driving experience. The ACECAR Up Display is easy to use with its plug and play feature. Simply connect the HUD to the car using the provided USB cable, and no professional installation is required. It automatically synchronizes power on and off based on engine ignition. The operating voltage of the speedometer is 5V, and it is recommended to use a voltage higher than 5V to supply power. The HUD is FCC RoHS certified, ensuring superior quality. The product includes 1 Up Display, 1 OBD line, 1 reflective film, 1 double-sided tape, and 1 set of instructions. Key Features: GPS+BeiDou dual-mode chip for fast speed and no latency Simple display of vehicle speed and driving direction GPS navigation direction compass for indicating directions Adjustable brightness for clear visibility during day and night driving Plug and play feature for easy installation Operating voltage of 5V FCC RoHS certified for superior quality Includes Up Display, OBD line, reflective film, double-sided tape, and instructions