1. Twelve songs of eight chords, music begin when shake the handle, stop and shake the handle again, another music begin. Each music can run 15-20 seconds long.
2. Twinkle color lights along with musical beat.
3. The kids also could DIY drawing, photo and change the existing cards.
4. Get patent right on it. (Patent No.: 200320113812.X; also get PCT world patent (PCT patent No.:CN20041000440).

SIZE: 8 L x 7.5 W x 11.5 H CM