The built-in counter allows you to enter your weight, track time and rotation, and calories burned to help monitor your exercise progress. When you reach the exercise goal you set, it also embeds sound effects. This skipping rope is designed for exercise and can be adjusted to a larger length without tools. It is suitable for taller people. Not only adults can also play. Suitable for men, women, children and teenagers. High quality PVC and steel wire rope make skipping rope durable, smooth to use, eliminate knotting and winding, so that you can jump on any surface.