This bike computer with 19 functions and touch buttons make it a perfect accessory for bike riding. Features: 19 functions: currentmaxaverage speed, , trip distance, elapsed time, calories, , scan, , and more. Large LCD display with backlight allows you to read your data clearly during day or night riding. Compact size with touch buttons for easy operation. Durable, water-resistant construction for working anytime and any weather. Comes with a wired sensor, magnet, silicone base, 5 x nylon ties. Specifications: Color: Black / Red / White (optional) Size: 45 * 20 * 60mm / 1.8 * 0.8 * 2.4in Package Size: 136 * 91 * 23mm / 5.3 * 3.6 * 0.9in Package Weight: 82g / 2.9oz Package List: 1 * Bike Computer 1 * Wired Sensor 1 * Silicone Base 1 * Magnet 5 * Nylon Tie 19 functions: currentmaxaverage speed, , trip distance, elapsed time, calories, , scan, , and more. Large LCD display with backlight allows you to read your data clearly during day or night riding. Compact size with touch buttons for easy operation. Durable, water-resistant construction for working anytime and any weather. Comes with a wired sensor, magnet, silicone base, 5 x nylon ties.