Universal GPS Head Up Display with USB interface. Functions include vehicle speed, driving direction, overspeed alarm, and fault code clearing. Compatible with all vehicles. Condition: New. Origin: China. Features: Product Name: Head-Up Display Weight: 0.29LB Color: Black Product Size: 3.39*1.46*0.63IN Packing Size: 4.92*3.35*1.73IN Function: Vehicle speed, water temperature, voltage, single mileage Alarm: Overspeed alarm, water temperature alarm, voltage alarm, fatigue driving reminder, fault alarm This HUD uses a GPS and BeiDou dual-mode chip for broad compatibility and fast speed refresh with no latency. Simple display shows vehicle speed and driving direction. Features a high definition projector that eliminates unwanted reflections for clearer information. Includes a hood to cover the display panel lights to prevent glare when driving at night. Equipped with a GPS navigation direction compass and photosensitive elements that automatically adjust brightness for clear visibility in all lighting conditions, providing a safer driving experience day and night. Plug and play installation. Connect the HUD to the car with the included USB cable. No professional installation required. It automatically synchronizes power on and off with the engine ignition. Operating voltage is 5V. Do not use a voltage higher than 5V. FCC and RoHS certified. Product Includes: Head Up Display OBD Line Reflective Film Double-Sided Tape Instructions