Feature: *GPS Speed Display for All Vehicle Types:This G20 HUD Head-up display is equipped with GPS technology, allowing it to accurately display the speed of any type of vehicle. Whether you're driving a car, truck, or motorcycle, this device can provide real-time speed information. *Compact Size:With dimensions of 77*53*28*18mm, this digital speedometer is designed with a small body that can fit anywhere in your car. Its compact size ensures hassle-free installation and doesn't obstruct your view while driving. *Automatic Speed Notice:The HUD Head-up display is equipped with a preset maximum speed setting. When the vehicle exceeds this speed limit, the device automatically blinks to notice the driver, ensuring safety on the road. *Built-in Light Sensor for Optimal Visibility:This Car HUD Head-up display features a built-in light sensor that detects the brightness of the external environment. It automatically adjusts the display's brightness accordingly, ensuring optimal visibility in different light ing conditions. *Convenient Power Supply:You can power this gadget using your vehicle's USB (5V) or by plugging it into the car socket. This allows the device to automatically turn onoff with the car, providing a hassle-free and secure power supply. Basic data *Part Name:Car HUD Head-up display *Model:G20 *Material:ABS+PC *Size:About 77*53*28*18mm *Color:Black *Resolution: HD *Input signal: GPS *High Universality Fitment:Yes *Voltage:USB 5V Package: 1x HUD 1x Suction cup bracket 1x Data cable 1x Instruction manual 1x Anti-slip mat