WT music box with AG10 battery Applied for greeting cards,books and toys Press it to play music CE.ROHS.FCC.SGS Quick DetailsMaterial ... : 0.5wBattery: AG10x3pcs 1,sound box used in children's book , toy, education and so on.2,the sound and the quantity ... of buttons can be designed 3,OEM 4,ABS material1,sound box used ...