The item is a practical and multi-functional jump rope, which is not only a traditional wired jump rope with the included 3m long rope, but also can act as a wireless skipping rope for use. The jump rope incorporates a calorie counter which can be personalized according your height and weight to give clear calorie burnt data, a jump counter to see how many times youve jumped and a timer to help keep track of your progress. Whats more, skipping ropes yield huge cardiovascular gains, burns calories super-fast and is highly portable so you can do your workout anywhere Therefore, it is really a wonderful fitness gadget suitable for home and outdoor use. Features - Color: mainly purple. - Material: durable hard plastic, PVC, and rubber. - and Multi-functional Wired Wireless Digital Jump Rope Skipping Rope. - 2-in-1 wired wireless jump rope skipping rope: 1. Act as a traditional wired jump rope, with the included 3m long rope. 2. Also act as a wireless jumping rope: Skipping just 10 minutes burns the same amount of calories as a 30 minute run which means you can potentially burn 3 times the amount of calories - Digital calorie counter, jump counter and timer functions: It can also calculate and record the exercise time, calorie count, number of jumps, and the user's weight on the LCD display screen. - Powered by 1 * 3V CR2032 lithium button cell (included). - Suitable for office, balcony, bedroom, outdoor use.