Features: OOTDTY Stay informed about your speed with the Car HUD Speedometer. Its large font display ensures clear visibility day and night. Enjoy a seamless installation process with this speedometer. Simply the power supply and it will work directly without any additional operations. Designed for all especially professionals and travelers who spend long hours on the road. Keep track of your speed during long trips, nighttime drives, or highway journeys. This speedometer is perfect for various driving scenarios where monitoring speed is important. Whether it is long drives, nighttime travel, or highway cruising, this device has got you covered. Experience clear visibility and adaptability to different lighting conditions with the automatic brightness adjustment feature. confidently and on road ahead. Specifications: Material: plastic Size: approx 80x50mm/3.15x2inch Standard: KMH/MPH(optional) Package Includes: 1xCar HUD Speedometer Note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.