CATEYE Velo Wireless Bike Computer - BlackThe Cateye Velo Wireless Computer packs a punch with a programmable odometer and menu screen. It installs easily on almost any bike, including 27. 5 and 29ers. Computer functions: Current average maximum speed, trip distance, total distance, elapsed time, clock, calorie consumption Analog wireless computer Pace arrow Simple tire size Auto start stop Programmable odometer Menu screen to change setting Includes zip tie bracket