The Latest Gps Hud Digital Speedometer Plug And Play All Car Large Font Kmh Mph Car Accessories Wide Application - Suitable for all cars/trucks/buses/electric scooters/electric bicycles[Plug & Amplifier; Game] - Power on and work directly without any other operation[No jump speed] - No jump speed, more coherent display[GPS+ Beidou dual chip] -- very accurate speed, speed refresh quickly, no delay Innovative Design - Comes with sun shade, even in the sun can get good evaluationWired or wireless: WiredRated power :G20 car HUD heads-up displaySize name :80*54*32(mm)Output frequency :GPS speedometer for all carsCar speedometer: On-board computer for all carsGPS HUD: with USB portFeatures: Large font & small size Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.