... two CR2032 Batteries. 2)Different colors are available 3)On/off flashing function flashing led shoelace Light Up Your Step!We got the CE ... ,LED,PET2.Size: 800*2.8mm.3.Color : red,yellow,orange,blue,green,white,blue,pink,mixed color, ect.4.Flashing Mode: quickly flashing ... be used in bar,disco,season greeting and outdoor functions! led colorful flashing shoelace,suitable for children and youngs paries