Features: Pull rope toys, by pulling, the flywheel rotates at high speed, giving out colorful lights, accompanied by a loud whistle, the night effect is good After tying one end of the rope to a loop, pass through one hole in the middle of the whistle, the other loop, and then go back through the other hole in the middle of the whistle, and finally connect with the first loop . Before pulling, shake the whistle with both hands to make the rope shrink and become shorter and more elastic, and then pull and loosen the rope. At this time, the whistle that rotates at high speed will make a sound.    Description: Item Name: Pull line flash flywheel;  Size: 7*7cm;  Rope Size: 39cm;  Weight: 14g;  Material: Plastic;  Color: Random delivery;    Note: 1. Please understand the product might have some colour difference due to different monitors and scenes.  2. Please allow slight deviation for the measurement data.    Package Included: 1x Pull line flash flywheel (random color)