Jumping rope is one of the most effective and simple ways of improving your cardiovascular system. It requires very little space, inexpensive equipment and still provides a calorie burning workout that can also help build muscle and improve endurance. Smart ropes have been around for a while, however not many companies are doing it as well as the Tangram Smart Rope. This compact and aesthetically pleasing rope provides tons of functionality including jump tracking, an intuitive LED lighting system to provide you with realtime feedback, calorie and progress tracking via their app and more. The battery is highly efficient providing almost 36 hours of continuous use on a single 2 hour charge. The Smart Rope comes in a variety of colors and rope lengths to accommodate a wide variety of heights and weights.