2.2" TFT LCD ScreenThis HUD has a 2.2 inch large screen, full HD display. Built-in light sensor helps the head-up display to adjust the brightness automatically depending on the environment.This car HUD built in sun visor help you read the date clearer and no double ghost images. Rich content Almost everything you need need can be displayed on this HUD, including driving speed, satellite number, single driving time, driving distance, driving direction, clock, altitude, battery voltage, speed test, brake test, over speed alarm etc. Freely switch between KMH and MPH. Reasonable DesignReasonable design Compact design, very space-saving; Adopt tilt design reasonable, let you keep your eyes always on the road, no need to stick a reflective sticker on your windshield, safer for driving. Safety Alert and Display Modes MultipleOver-speed warning and fatigue driving alert to ensure your safety during long-distance driving. 6 The display mode interfaces will be well changed as you like according to your habits. Multi-function display or single function display can be switched freely. Designed for all vehiclesCompatible for all cars in the market. Plug play, easy for installation. Based on GPS module and satellite, it can be used to test acceleration and braking performance. A multifunctional tool to help you know your car. Product Description Car HUD Speed Head Up Display Heads Up Display car dashboard with GPS compass for vehicle and driving data The Smart HUD speedometer is packed with highly sought-after features that make it an all-in-one solution to select the HUD that's right for you. With unique acceleration and braking functions, built-in light sensors for automatic image balancing, clear reading visibility day or night. Automatically turns on and off with engine ignition, this device allows you to track stats such as your speed, time, distance, trip time, voltage as well as GPS-navigation.