EL sheet,EL light,EL panel,EL T-Shirt,el product,EL MUSIC T-SHIRT,el panel t-shirt,el flash t-shirt,el sound active t-shirt Shenzhen Pengyulong Optical Technology Co., Ltd. specializes in producing EL sheets, EL lights, EL T-shirts ... (1.5V x 4pcs=6V DC) We offer you the high quality products, good services and our enthusiasm. You'llget the attractive ...