Light Up Pendant Necklaces 1)LED Light: mainly white, or blue, green, red, color 2)Flash Tag: diameter: 45mm They are available in 7 shapes: Square, Rectangle, Circle, Heart, Martini Glass, Star, and Bottle Cap, and 7 ultra-bright LED light colors includingRed, Yellow, Blue , Jade, White, Purple, Pink Flash Tag: diameter: 45mmBlue beads: Long 84cm, or OEM your sizeLED Light: mainly white, or blue ...