EL Flash Bicycle Light 1. Spec(Diameter and Length):3 ... :Pink/Red/Lime-green etc 11colors. bike Lamp.EL Flash Bicycle Light.Novelty Bicycle Lights, Can be use on Cars, Bikes ... , or Wheelchairs as Signal Light,made by EL wire,no ... heat release&energy save.Product Name: EL Flash Bicycle Light/Bicycle Lamp ...