Features: 1.Multiple Functions: Display speed, single distance, driving direction, overspeed alarm, fatigue driving reminder, switch between kilometers, automatic brightness adjustment. 2.Clear and Intuitive Display: The small size of 2.6 inches avoids blocking the driver's view; it displays clearer information than the HUD on the windshield, allowing you to monitor the speed more comfortably. 3.Overspeed and Fatigue Driving Alarm: Default setting is 120KM/H or 120MPH. You can adjust it according to your needs. When it detects speeding, it will beep to remind the driver. 4.Universal Fit: Powered by the on?board cigarette lighter, the actual and instance speed is displayed via GPS satellites. Built?in GPS module, so it can be compatible with most car brands and models. 5.Practical Tool: CE FCC RoHS certification, ensure product quality. Suitable for cars, motorcycles, SUVs, vans, RVs, buses, and practical tools to bring more fun to your driving experience. Specification: Item Type: HUD Speedometer_x000D_ Material: ABS+metal_x000D_ _x000D_ Function:_x000D_ 1. Speed_x000D_ 2. Single distance_x000D_ 3. Driving direction_x000D_ 4. Speed alarm_x000D_ 5. Fatigue driving reminder_x000D_ 6. Kilometer switch_x000D_ 7. Automatic brightness adjustment_x000D_ Fitment: Car Motorcycle SUV Van RV Bus Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.