【Premium LCD Display】This jump rope features a built-in display and a smart electronic chip to provide accurate jump counting and track your jumps, calories burned, and exercise time. The built-in HD illuminated display can clearly show the four data points, including weight, time, count, and calories, helping you stay motivated with real-time data, suitable for all family members. 【Ultra-Fast Ball Bearings】Unlike traditional jump ropes, our jump ropes have high-quality 360-degree rotating silent ball bearings that minimize friction and twisting, ensuring a smooth and seamless rotation and providing you with a smooth and effortless jumping experience. Also helps prevent the rope from twisting or tangling, making it perfect for a quick warm-up before exercise. 【High-Quality Material】The jump rope is made of steel wire with a PVC inner core, which can effectively reduce wind resistance and is not easy to tangle. The non-slip handle with a wavy design is made of ABS and TPE, which is waterproof, sweat-proof, and does not deform after long-term use. Therefore, this fitness rope can withstand intense training and various environments. 【Easily Adjustable】The long cord length is 9 feet/2.8 m, which can adjust the rope length quickly and easily, whether it's a child or an adult, you can get an ideal user experience. In addition, it is small enough to be carried with a practical tangle-free carrying bag. 【Cordless/Jump Rope Design】The dual rope configuration allows users to switch from cordless jumping to rope jumping with this jump rope, it is very suitable for indoor and outdoor use. The short rope is equipped with 2 weighted balls to simulate the feeling of real jumping, allowing you to exercise anytime, anywhere in a limited space.