... .LED module with custom sound2.For book,toys,gifts etc3.Good quality and clear ... to flash.2LED color:white,red,blue,yellow,green ,color changing for choice3 ... PCB Size: 70mm*30mm; 40mm*25mm customized is avaiable6. Components: Voice IC, ... Battery: 2-4pcs cell battery for different item10. Application: Greeting card, gift/ ... package bags, gift box, electronic sound toy, sound gift etc11. Certificate: CE ROHS ...