1. This is the wooden grand piano wind up music box with the 18 Note Musical Movement, the musical movement is made by Sankyo from Japan with golden color plated, the second famous musical movement supplier in the world. 2. This music box is made by Birch Wood, and designed completely based on the real grand piano. The keys, the metal foot pedal and the small stool, every part is finished carefully. 3. Each music box will only play one melody, and it will play about 15 to 20 seconds of the part of the melody. After winding up about 4 rounds by key, it will be working about 2 to 3 minutes. Also, you can stop the music by the small wooden stick. 4. Please open the cover of piano and make the wooden stick support the cover, and then wind up the key in the bottom, and now the melody is coming for you. You can stop the music with the wooden stick by the side of musical movement. 5. There is a long black sponge grid for you for collecting some small jewelry, such as ring, earrings etc. 6. The Net weight of music box is about 220 grams (7.76 oz). 7. Please visit my Store for more Melodies and Music Boxes. Music Box Size: Length 14.00 cm (5.51 in) Width 12.50 cm (4.92 in) Height 9.00 cm (3.54 in)