WOW!!! A jump rope that measures your progress. This is a digital jump rope that has a display on the handle and tracks number of jumps, time, and calories burned. Handles include 2oz removal weighted cylinders to increase the intensity and comes with two weighted balls that attach to a short cord so that you can go cordless which comes in handy when you have a slow ceiling and limited space. Can also be used with a standard rope that is adjustable for various lengths.