Cordless jump jump rope: The adjustable weighted jump ropes adopt a creative design that allows you to change the mode freely between rope jump and cordless jump. 3M skipping ropes fit for outdoor exercise adjust to a suitable length without tools. With a cordless ball, a rope jump can easy to change into a cordless model, imitating skipping with a real rope, without actually needing to swing a rope, the low-impact equipment offers people who don't have a large room to work out a way. Also, it can be Christmas and New Year gifts. Smart Renpho Health App: RENPHO smart digital jump rope can connect to the Renpho Health App (iOS 7+ Android 4.3+) via Bluetooth to tell you about the cardio exercise. APP will keep track of your workout data, including jump count, calories burned, time spent jumping etc, to analyze your periodic workout data. It is also a good choice for Christmas gifts. 3 Comfort fitness modes: "Free Jump" "Countdown Timer" "Countdown Number", RENPHO jump rope integrates 3 sport fitness modes in one for you to choose. Perfect equipment for weight loss to women and men, ideal fitness jump rope for a workout, boxing, gym, cardio, or just daily exercise. Built-in chip and 3 sensitive precise Hall sensors make sure data is correctly and accurately. Durable PVC protect sleeve: Our smart skipping rope is made of high-quality PVC material and metalcore that is wear-resistant and durable, and an extra PVC sleeve is added to protect the skipping rope and prolong the service life of the skipping rope, giving you a smooth and effortless jumping experience while helping avoid twisting, winding or bending of the rope, allowing it to be used both indoors and outdoors. Adjustable jump rope length: This jump ropes for fitness adopts 3M/9.85FT PVC steel wire rope, which is durable and non-tangled, can be applied to concrete floors, wood and cobblestone roads. The adjustable length makes the rope suitable for children and adults. It is a good choice if you plan to share with your family, suitable for crossfit, exercise, boxing, MMA, fitness and exercise. LCD display non-slip handle: RENPHO jump rope with counter equips silicone non-slip handle that is made from friendly environmental silicone material, offer you comfortable touch and non-slip when exercising. Also, the main handle is embedded with a backlit LCD display that provides users a clear view of the rope skipping data. Product Description FEATURES: LCD Display Screen and Precise Hall Sensors The Fitness Skipping Rope is equipped with an HD LCD display, size: 15*22mm. It provides users a clear view of the rope skipping data. You also can see three shipping modes on it, Free Jump, Time Countdown, and Numbers Countdown. Our smart jump rope is a built-in Bluetooth smart high-performance chip and is equipped with 3 sensitive and precise Hall sensors with a unique algorithm. The precise Hall sensors can ensure data accuracy and count for your jumping data correctly. 360 Silky Rotation There is a flexible turn head in each handle, you just need to complete a 360-rotation, the Hall sensors will count one jumped. This turn head has the features of stability and fluency, it has an excellent performance in speed and doesn?t get stuck. Also, the Bearing life can up to 10 million revolutions. Skid-free and Comfortable Silicone Handle Our jump ropes for fitness are designed with a lightweight silicone sleeve handle. The handles are made from friendly environmental silicone material, easy to clean. It can provide you with comfortable touch and it is skid-free when exercising. WHAT'S IN BOX