Enhance your cycling performance with the Polar CS500 ($320). It has all the functions you need to keep track of all the necessary information during rides, training and races, including speed, distance, cadence, heart rate and calories burned. With a sharp, extra large display, touchscreen and Rocker Switch Operation, the CS500 is not only easy to read, but it's also breeze to operate. Base set includes the handlebar unit, WearLink W.I.N.D. fabric chest strap, CS speed sensor W.I.N.D., and Dual Lock Bike Mount.