... to choose 3.heart shaped LED promotional necklace , led necklace , flashing pendant , light up necklace , blinking necklace , promotion gift, blue led flashing necklace1. It ... : Red, Yellow, Blue , Jade, White, Purple, Pink . 5. Material: PS drop with one wire lanyard and batteries. size: depends on your ... N.W: 11.5KG G.W:12.5KG led button necklace