Product descriptionSize: The is 17cm long, 300cm with cord, 25cm without cord, : black + yellow, white + black, white + Material: Package content: 1pcs smart counting ping rope 1.Skipping rope with high quality material PVC material, tangle-free adjustable cable, non-slip ABS . Length of the corded ping rope: 3 m, length of the cordless ping rope: 25 cm. Built-in premium 360 professional rotary ball bearing for a smooth and effortless spin. 2.Electronic multifunctional rope Equipped with a timer, calorie counter and jump counter, an accurate jump count with 4 buttons helps you lose weight and stay fit. you reach the set exercise goal, the jump rope will beep automatically. Suitable for children adults all family members. Noted: They do not need to be shut down manually, but will shut down automatically after 5 minutes in the static state. 3.Dual mode ping rope With the creative design, you can change the mode between ping rope and cordless mode (with the short ball ropes). In wireless mode, you can enjoy the jump wherever you want. In addition, this cordless mode allows children to avoid being tripped by the rope, and they can be used comfortably without taking up too much space. convenient and save time 4.Easily adjustable & convenient to use Thanks to our adaptable mechanism, it is adjustable, so this 2.9 m long anti-twist ping rope can be used by everyone - even very large or small athletes, adults and children. Cordless ping rope is never a mess, jumping rope is easy and efficient to strengthen your body, lose weight and increase your endurance. 5.Stay Fit: Skipping is an effective way to burn calories, lose weight, your figure, and even get a flat stomach. Skipping works the muscles of the lower body and tones your , shoulders, back and abs.