Bicycle Computer Waterproof Mechanical Odometer Mountain Bike Code Table

Features: Practical bike computer helps you easily know the cycling speed, total mileage and single mileage. Made of premium plastics, it has nice durability, strong, waterproof, suitable for all weathers to use. The speedometer is equipped with a reset knob, you can swivel it to make the data clearing. It is suitable for 26in, 27.5in, 28in and 29in bikes, easy to install. Mechanical odometer, no battery required, easy to use, accurate measurement. Specifications: Material: Plastics Item Size: 120 * 80 * 55mm/ 4.7 * 3.1 * 2.2in Item Weight: 342g/ 12.1oz Packing List: 1 * Mechanical Odometer 1 * Cable 1 * Adapter