Car HUD Windshield Projector Digital HUD Big Font Digital Speedometer Security Alarm Electronic Head Up Display Auto Acceories Feature:1. Multiple Functions:This car HUD displays various information such as speed, direction, automatic light sensing, kilometers/hour and miles/hour, and satellite icon. It also includes a speed alarm to alert you when you exceed the speed limit, and a fatigue driving reminder to help you stay alert on long drives.2. Large Font and HD Display:The wirele head up display uses metal nano technology to eliminate unwanted reflections and provide a clear and high-definition display. The built-in sunshade design covers the light from the display panel, reducing glare during nighttime driving.3. GPS Compa:Featuring advanced algorithms and speed effects, the digital HUD's GPS compa provides smooth and accurate speed readings and direction guidance. It is compatible with a variety of vehicles including hybrids and gasoline cars, making it a versatile choice for any driver.4. Easy Installation:The smart car speedometer is easy to install and use, simply plug it into your car's cigarette lighter socket and attach it to the dashboard using the included non-slip mat. No additional tools or wiring required.5. Improved Driving Safety:By displaying important information directly in your line of sight, the GPS speedo can help you stay focused on the road and avoid distractions. Its speed alarm and fatigue driving reminder can also help prevent accidents caused by speeding or tiredne. Specification:Origin: Mainland ChinaWire or Wirele: WireleSize Name: 86 x 37 x 16mm/3.39 x 1.46 x 0.63inchProduct material: ABS+PC Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 x GPS Display1 xUSB1 xReflective Film1 xAnti-Slip Mat1 xManual