Features: 1. Safety Alerts: Acceleration warnings and driving fatigue warnings keep you safe while driving long distances. 2. Key information display: Head-up display speed, MPH or KM/h display, travel time and distance calculation display let you know the key information about your trip. 3. Green light display: Green light display will protect the driver's eyes and make the driver feel more comfortable, especially for long-distance driving. 4.Plug Play: This HUD calculates and displays real-time speed via GPS. No professional installation required, VSS (Vehicle Speed Signal) requires no wiring and is compatible with all cars and trucks. 5. Non-Slip: With a rotating stand and a durable sticker stand, you can fix the HUD on your car console or windshield to prevent the HUD from slipping. Technical data: Product name: car display Main material: ABS Screen dimensions: 10.7cm x 5.8cm x 1.4cm Color: black Advantage: 1. Over speed alarm 2. GPS satellite speed measurement 3. Single driving statistics 4. Single statistics driving time 5. Fatigue driving alarm 6. Screen size: 3). 0 inch 7. Easy installation without wiring Package includes: 1 Car Head-Up Display 1 Bracket 1 USB Cable 1 User Manual Notes: 1. Due to the difference between different monitors, the image may not reflect the actual color of the item. 2. Please allow slight dimension difference due to different manual measurement. Thank you for your understanding.