Compatibility: for F40 F30 F25 F20 electric scooters High-resolution display for clear visibility: The screen provides a high-resolution, easy-to-read surface that clearly shows key riding data including speed, battery level, and driving mode, helping you ride smoothly and stay informed Durable and weather-resistant: Built for outdoor use with durable, weather-resistant materials, so it continues to operate properly in rain or extreme temperatures User-friendly interface for easy navigation: Simple, intuitive interface makes it easy to access all functions including speed adjustment, battery monitoring, and mode selection, suitable for riders of all experience levels Use scenarios - Urban daily commuting: Monitor speed and battery while navigating traffic, with quick access to speed and mode adjustments as needed - Longer rides or errands: Track remaining battery and switch modes to optimize range and performance - Recreational rides in varied conditions: Readability and function maintained in light rain or temperature changes thanks to weather-resistant design