Specification: Material: Gold-plating Metal Playing Speed: 12-20" Playing Time: 2-3' Service Life: >=500 times Melody: Type 1, Type 2, Type 3, Type 4, Type 5, Type 6, Type 7, Type 8, Type 9, Type 10, Type 11, Type 12, Type 13 (optional) Size: Approx. 5 x 4.5 x 2 cm / 2 x 1.8 x 0.8 in Weight: Approx. 86g / 3 oz Package list: 1 * Music Box Movement 3 * Screws 1 * Key Note: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. In order to magnify the sound, you can place the movement on something when playing! The sports music box is made of gold plated metal material, which is of high quality and durable. The movement of the music box brings pure, beautiful and crisp sound quality, which is beautiful and practical. Our sports music box is equipped with screws and keys, which are easy to install on the music box. Easy to use, manually use the key to tighten the clock, and then release it, the music will play. A lovely DIY gift for yourself or your friends. I hope it can bring you happiness and you can enjoy your music life!