This Music Box is nice and collectible for kids and adults. It plays the inspirational melody of "Castle in the Sky", 18 Note Movement. You just need to wind up the movement on the underside to play music. No battery required. The Ferris Wheel will rotate when the music is on. Make you feel like you are in the world of fairy tales. The music is very pleasant. Sturdy material, beautiful design, lovely craftsmanship - perfect for any music box collector. The design of Ferris Wheel is very nice, very suitable as an ornament, great for decoration. Suitable for any occasions: birthdays, party, Valentine's day, Christmas, graduations, Mother's day or as bridesmaids gift, maid of honor gifts, mother of the brides gifts, girl friend gifts or thanks gifts. Made of high quality synthetic resin with metal movement, environmental friendly to your skin and durable. The approximately Dimensions: 4.3x4.3x5.9in / 11x11x15cm.