1. Speed Monitoring Alert: The device includes a built in speeding alarm that alerts you when you exceed safe driving speed limits, helping prevent traffic incidents and promote safer driving. 2. Time Display with Multiple Color Options: The display shows the current time while you drive, with multiple color options to suit your preference and improve readability in different lighting conditions. 3. GPS Technology for Real Time Speed Data: Real time, accurate speed data is provided by GPS positioning, giving you a clear understanding of your speed at all times. 4. Convenient Unit Switching: Easily switch between kilometers and miles, making the device suitable for driving abroad or in China and ensuring a simple experience on any road. Use scenarios - Daily city commuting: Stay within legal speed limits with timely alerts and have quick, readable time display to manage your driving pace efficiently. - Long highway trips: Rely on precise GPS speed data to monitor your pace over extended distances and use the color display for easy visibility during daytime or nighttime driving. - International travel or driving in China: Seamlessly switch between metric and imperial units to fit local requirements, supporting safe and familiar operation across regions.