General description G11 HUD Head-Up Display is a universal GPS car display designed to provide essential driving information directly in your line of sight. This device is compatible with OBD II or EUOBD systems, allowing for easy plug-and-play installation in various vehicle models. Technical specifications Color: Black Material: Plastic Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with OBD II or EUOBD systems Package Contents: 1 * Head-up Display Usage Displays vehicle speed, engine RPM, temperature, voltage, throttle position, ignition angle, 100km acceleration time, instantaneous fuel consumption, average fuel consumption, cruising range, low fuel peak, idle peak, and engine failure simultaneously. The speed alarm feature helps drivers shift gears in time to achieve fuel-saving goals.