[Fitness with counter]- This jump rope has a built-in digital counter, and the LED screen shows kilometers, miles, times, calories consumed, etc. You can save the number of times for the best results. In addition, the weighted ball design can better meet your exercise needs. [Jumping Rope]- New wireless mode simulates the feeling of skipping rope. It is suitable for indoor and outdoor full-open sports, and there is no need to worry about collisions, noise and other problems. With it, you can exercise calmly in the morning. [Steel anti-winding jump rope] Both handles are equipped with high-quality 360 degree bearings. The skipping rope is made of durable PVC. The built-in steel rope withstands heavy loads, resists bending deformation and can be twisted like other jump ropes to avoid tangling. Turn easily and stabilize quickly. Give you an excellent jumping experience. [Non-slip handle] The jump rope handle is equipped with silica gel particles, non-slip massage and comfortable grip. You can train your wrist strength better, you can also train your legs, torso, arms, heart and mind, very compact aerobic exercise machines and strength training. [[Adjustable Jump Rope]The length can be easily adjusted without cutting, so this jump rope is suitable for all ages and sizes, suitable for children, women and men. It is ideal for sports, boxing, fitness and training. Number of transmitters: 1pc (without battery)