Car HUD Display GPS Speedometer Overspeed Alarm Fatigue Reminder LED Screen for SUV Truck RV with Digital Speed KMH MPH Features： 1、Real-time Information: Stay updated with real-time GPS speed (switchable between KMH and MPH), time, direction, altitude, date, mileage, driving time, satellites count,etc., ensuring you have all the necessary information at your fingertips. 2、Dual-mode Chip: Equipped with a GPS+Beidou dual-mode chip, this display offers stable performance, quick refresh rate, and can receive signals from up to 32 satellites, ensuring accurate and reliable data. 3、Safety Features: Set your own speed limit and driving time, and receive alerts for exceeding the speed limit or when fatigue driving is detected, providing an added layer of safety during your journeys. 4、Clear and Adjustable Display: The LED large font display ensures clear and easy readability. The built-in light sensor automatically adjusts the brightness according to the surrounding environment, providing optimal visibility during the day and a comfortable, non-glare display at night. 5、Compact and Easy to Install: Its small and lightweight design allows for easy installation without obstructing your view. Simply plug it into the USB port and it\u0027s ready to use. Suitable for use in car, truck, SUV, RV, and more. Specification： Features: Real-time Information: Stay updated with real-time GPS speed (switchable between KMH and MPH), time, direction, altitude, date, mileage, driving time, satellites count,etc., ensuring you have all the necessary information at your fingertips. Dual-mode Chip: Equipped with a GPS+Beidou dual-mode chip, this display offers stable performance, quick refresh rate, and can receive signals from up to 32 satellites, ensuring accurate and reliable data. Safety Features: Set your own speed limit and driving time, and receive alerts for exceeding the speed limit or when fatigue driving is detected, providing an added layer of safety during your journeys. Clear and Adjustable Display: The LED large font display ensures clear and easy readability. The built-in light sensor automatically adjusts the brightness according to the surrounding environment, providing optimal visibility during the day and a comfortable, non-glare display at night. Compact and Easy to Install: Its small and lightweight design allows for easy installation without obstructing your view. Simply plug it into the USB port and it's ready to use. Suitable for use in car, truck, SUV, RV, and more. Specifications: Color: Black Material: PC + ABS Display: 2.3 Inch LED Screen Item Size: 95 * 56 * 86mm/ 3.7 * 2.2 * 3.4in Item Weight: 140g/ 4.9oz Package Size: 110 * 110 * 70mm/ 4.3 * 4.3 * 2.8in Package Weight: 240g/ 8.5oz Packing List: 1 * Headup Display 1 * USB Cable 1 * Crowbar 1 * Double-Sided Adhesive 1 * Manual Package List： 1 * Headup Display 1 * USB Cable 1 * Crowbar 1 * Double-Sided Adhesive 1 * Manual