Hochpräziser Fahrradkilometerzähler Mit Mechanischem Zähler Und Feuchtigkeitsbeständigem Kunststoffgehäuse – Für Mountainbiker, Stadtradfahrer Und Den Täglichen Gebrauch

[Auto Tracking] Records total mileage and miles per hour. [Multi-Function Adjustment] Fits bicycles from 26 inches to 29 inches; easy to install. [Reliable Performance] Mechanical odometer operates reliably and provides consistent measurements. [Ready to Use] Submersible design ensures durability in various environments. [User-Friendly] A simple reset button clears data without complicated settings.