Short press the only button on the skipping machine. To start the rope skipping machine in Ruili Heng, it takes a short time to press the only button on the rope skipping machine (0.5- 1 sec), and the screen will display 0000 after the machine is started. Before skipping rope, set the rope length and skipping time. When you start skipping rope, press the switch button again. If you jump for 60 seconds, you will stop timing.