Features: Accurate data: Wired bike computer helps you keep accurate records of total distance, single trip distance, average speed, maximum speed, calories, ride time and more. Easy to use: Touchscreen and menu cycling display make it easy to navigate and customize your settings. With backlight, it is easy to view even in low light conditions. Durable material: Made of quality ABS, sturdy and durable, with waterproof design that can easily cope with outdoor weather conditions. See clearly, ride safely: Large backlit display for easy reading in any light. Reliable waterproof design: Ride with confidence in any weather. The bike computer is designed to withstand rain, splashes, and wet conditions thanks to its waterproof construction. Notice: 1. Actual color may be slightly different from the image due to different lighting effects. 2. Please allow 1-3 cm deviation due to manual measurement. Material: PC+ABS case, electronic components Display: LCD touch screen Power supply: Replaceable button battery Model: 668 wired (19 functions) Functions: Total mileage, single trip mileage, average speed, maximum speed, calories, clock display, maintenance reminder, menu loop display, sleep clock display, tire circumference setting, km/km selection, temperature measurement, riding time, automatic wake-up during riding, battery replacement data storage (20 seconds), backlight function (user selection), real-time riding speed display, speed comparison reminder, 300-second low-battery mode without riding Package List: 1 x Wired Bike Computer