Features:1. Track how many times you jumped, how long it took to skip the rope, and how many calories were burned. Track everything2. Jump rope fitness exercise is one of the most effective calorie burning exercises you can do. Compared with other common activities, burn more than 1,000 calories in an hour's jump.3. Very portable and can be used anytime, anywhere.4. Fully adjustable: It can be adjusted to the required length quickly and easily.5. The non-slip handle can hold the skipping rope easily and comfortably. The ball bearing system in the handle ensures that you get the smoothest and fastest rotation.Notice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement.Specification:Product name: Calorie skipping ropeFunction: Counting, timing, counting plan, timing plan, calorie plan, clock, calories, fat burning, skipping rope method, (only for school standard exam)Accuracy: + 5% or -5% (depending on the tester)Material: ABS, TPE, PVC, POM, PCBattery: No. 7 battery two (not inlcuded)Display: LCD, visible size: 3.2 * 1.1cmProduct size: Handle size: 18.5 * 3.2 * 3.3cm; rope length 3mThe maximum number is: 999999includes:1 x Calorie skipping rope