- Multi-Function Bicycle Speedometer: Elevate your cycling experience with a speedometer that offers 27 essential functions. Track your metrics, including current speed, maximum speed, average speed, total and trip distance, riding time, stopwatch, calorie consumption, temperature, and clock. Stay informed about your performance with ease. - Easy Installation and Compatibility: This speedometer is designed for quick installation on a wide range of bicycles. It can be customized to fit most common tire sizes, ensuring accurate tracking of your stats. Its compact size and lightweight wired design make it versatile enough for road bikes, mountain bikes, and hybrids. - Durable and Waterproof: Built from high-quality materials, this speedometer is both durable and waterproof. It is designed to withstand various weather conditions, ensuring reliable performance and longevity, no matter where your rides take you. - Intelligent Backlight and Power Management: The speedometer features an innovative light control intelligent backlight, allowing for easy reading in low-light conditions. With a built-in low power reminder, you will know exactly when to replace the battery, preventing unexpected downtime during your rides. Practical Applications: - For daily commuters, monitor your trip distance and average speed to optimize your route and improve your cycling efficiency. - Fitness enthusiasts can track calorie consumption and riding time to help meet personal fitness goals. - Recreational riders can enjoy the temperature readout for more comfortable rides and the stopwatch feature for timed challenges with friends.