🚗 SmartCoolous C90 Universal HUD Head Up Display - 5.5" GPS Digital Speedometer with Over Speed Alarm, Tired Driving Warning, and Windshield Projector - Suitable for All Vehicles, Bicycles, and Motorcycles Review

5.5 inch Extend Display:Extend display make more easily and be comfortable to read. Speed in KM/h or MPH. Long press the enter button to choose speed unit you need. Green light display will protect eyes of driver,let driver feel more comfortable,especially for long distance driving. Plug & Play:The HUD display the real and instance speed with GPS satellite. Power through vehicle cigarette lighter (NOT INCLUDED). No installation required. No wiring needed to the VSS (vehicle speed signal) Compatible with all cars,trucks,bicycle and motorcycle (For bicycle and motorcycle need connect with power bank, to power for HUD). Over Speed Alarm:with Over-speed Alarm and Fatigue Driving Alarm to ensure your safe trip. Default setting is 120KM/H or 120MPH. Just need press the “up” or “down” to adjust it. When over-speed alarm is active, it will beep in 3 times to alert the car driver. If no need overspeed alert, adjust it to a impossible speed/ preset fatigue driving time. Suitable for All Vehicles:This GPS speedometer is suitable for all transportation in the world. With the newest smart GPS chip and easy installation. Driving Time, Altitude, Distance Calculate and Display Automatically Identify Time Zone, Accurate GPS Local Time Display,let you know the real-time key information for your trip. Rotatable Holder:You can adjust it to your desired angle with the rotatable holder. Strong sticker under the holder can fix the holder on the car console steadily. Prevent the HUD from skidding and make your driving safely.