... ,pendant,Jewelry and so on 3) Creative Design led card light 1.as gift,ad,pendant,Jewelry and so on2.Creative ... the card engrave a folded up, the bottom LED will light illumination, the opposite if the merger will automatically shut down. Function ... LOGO, trademarks, logos and text.1. Products, ultra-thin, ultra-light, portable, lighting function;2. Large area of advertising and printing ...