- No Battery Needed : This mechanical odometer operates without batteries, ensuring hassle-free usage and reliable, precise measurements. - Durable and Reliable : Crafted from high-quality materials, this odometer is built to last. It is waterproof and designed to withstand all weather conditions, making it a dependable choice for any biking adventure. - Easy Installation : Compatible with 26in, 27.5in, 28in, and 29in bikes, this odometer is straightforward to install, allowing you to get back on the road quickly. - Convenient Functionality : Track your total mileage, single trip distance, and speed (MPH) effortlessly. This device provides essential data to enhance your cycling experience. Use Scenarios : 1. Daily Commutes : Keep track of your mileage and speed on your daily bike rides, ensuring you meet fitness goals and understand your travel patterns. 2. Long-Distance Rides : Monitor your performance during longer cycling trips, allowing you to gauge distance and speed effectively for better planning and endurance training. 3. Weather Challenges : Utilize the odometer in any weather condition, from rainy days to sunny rides, without worrying about damage or battery life. Experience reliable performance in a compact design, making this mechanical odometer an essential tool for cyclists seeking accuracy and durability on their journeys.