Feature: 1. MULTI-FUNCTIONAL: Equipped with 15 features including odometer, speedometer, trip distance, average speed, elapsed time, maximum speed, clock, scan mode, speed scale setting, comparison mode, auto on/off, last odometer value memory, freeze memory, and maintenance alert. 2. ACCURATE MEASUREMENTS: Waterproof cycling speedometer accurately measures speed and distance, helping you track your biking progress and record precise data for optimizing your cycling routine. 3. USER-FRIENDLY DESIGN: Cycling speedometer with English interface features a clear LCD display for easy reading and operation, enhancing your cycling experience. 4. STABLE WIRED CONNECTION: Wired connection ensures reliable data transmission and consistent accuracy in measuring and recording cycling data. 5. PORTABLE AND DURABLE: Lightweight and easy to install, compatible with most bicycles. Made from high-quality ABS plastic and electronic components for long-lasting performance. Specification: Item Type: Waterproof Speedometer Material: ABS Plastic, Electronic Components Display: LCD Display Size: Approx. 51 x 42 x 18 mm / 2 x 1.7 x 0.7 in Power Supply: 1 x AG10 Button Cell (included) Package List: 1 x Cycling Speedometer 1 x Sensor Connection Cable 1 x Magnet 6 x Zip Ties 1 x User Manual