Features: Personalized Music:The Mechanical Music Box Movement Set allows you to creates your own unique tune using the 15 note mechanical music box movement. Excellent Sound:Crafted with quality materials, this music box movement ensures clear and pleasant sound quality, enhancing the enjoyment of each composition. Manual operation: This music box requires manual shaking of paper tape to produce sound, increasing the fun of hands-on participation and enhancing the uniqueness and personalization of the music. Easy to use: Our music box is easy to operate and can be played by simply shaking a paper tape, suitable for people of all ages. Versatile Usage:Whether it for home decorations, school activities, or creative project, this portable music box can be enjoyed in various settings and occasion. Specifications: Material:Alloy+Paper Music Box Movement Size:Approx.10.5x4.6x2.7cm/4.13x1.81x1.06in Paper Tape Size:Approx.7x66cm/2.76x25.98in Package Includes: Package A 1x15 Note Music Box Movement 1xMusic Score 7xBlank Paper Tape 1xHole Puncher Package B 10xBlank Paper Tape note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.