Make sure this fits by entering your model number. 【SMART COUNTER】With Backlit HD LED display on this jump rope, which shows Timer, Weight, Calorie and Circles. It will show the number of circles you jump and calculate the current calorie consumption based on your weight, that would help you to achieve better fitness result 【EXCELLENT PERFORMANCE】Built-in high-quality ball bearings and bearing stabilizers, give you a smooth and effortless jumping experience while help avoid twisting, or winding of the rope. Steel rope protected by PVC sheathing makes it a more durable skipping rope which can built to withstand daily use and is resistant to bending and deformation, avoids cracking or breaking