About CatEye Velo-9 ComputerPacked with 9 functions, a large screen and simple one-button operation. The newly designed Velo 9 is CatEye’s entry level 9 function computer. The new, larger screen is even easier to read and set up is made simple with pre-programmed tyre sizes. FunctionsCurrent speed Maximum speed Average speed Trip distance Total distance Elapsed time Calorie consumption Carbon offset Clock FeaturesAuto start / stop Pace arrow Simple tyre size Programmable odometer Zip tie mount compatible with FlexTight™ universal bracket Tech SpecsCurrent speed: 0.0 (4.0) ~199.9 km/h [0.0 (3.0) ~124.9 mph] Elapsed Time: 0:00'00"~9:59'59" Trip Distance 1: 0.00~999.99km [mile] Average speed: 0.0~199.9km/h [0.0 ~124.9 mph] Maximum speed: 0.0 ~199.9 km/h [0.0 ~124.9 mph] Total distance (Odometer): 0~99999km [mile] Clock: 0:00'~23:59' [1:00'~12:59'] Pace Arrow: Yes Auto Power Saving: Yes Auto Start/Stop: Yes Odometer Manual set: Yes (only the current version produced since 2015) Tyre Size: 16"/ 18"/ 20"/ 22"/ 24"/ 26"/ 700C or 100cm~299cm (default: 26") Battery: Lithium battery CR2032X1 Battery Life: approx 3 years (1hr use per day, may vary depending on environment.) Dimensions: 55.5x37.5x18.5mm Weight: 30 grams Water resistant: IPX8 About CatEyeCatEye is the leading manufacturer of cycle computers, lights and reflectors to cyclists in the world. Founded in 1954 in Osaka, Japan, CatEye has always been a leader in innovation and technology.