Size: The handle is 17cm long, 300cm with cord, 25cm without cord,Color: black + yellow, white + black, white + blueMaterial: PlasticPackage content: 1pcs smart counting skipping rope1.Skipping rope with high quality material Food grade PVC material, tangle-free adjustable cable, non-slip ABS handle. Length of the corded skipping rope: 3 m, length of the cordless skipping 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. When 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 skipping rope With the creative design, you can change the mode between skipping 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. More convenient and save time4.Easily adjustable & convenient to use Thanks to our adaptable mechanism, it is adjustable, so this 2.9 m long anti-twist skipping rope can be used by everyone - even very large or small athletes, adults and children. Cordless skipping 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, slim your figure, and even get a flat stomach. Skipping works the muscles of the lower body and tones your arms, shoulders, back and abs.