[Honour] Music Box Movement DIY Mechanical Clockwork Music Bell Musical Boxes Accessories Children’s Toy Material Birthday Gifts Parts

Specification:
Product Name: Hand Cranking Music Movement
Material: Plastic + Alloy
Size: 1.97*1.69in/5*4.3cm
Color: As Shown In The Picture
Number of winding turns: 4 turns
Effective rotation of the sound cylinder: 8 turns
Sound cylinder speed: 16?±4?
Full sonata time: 3?00?±30?
Clockwise winding torque: ?0.4N.M
Counterclockwise unwinding torque ?0.6N.m
Vertical tension: ?21bs
Sonata volume: 60±5dbs
How to use: Rotate the handle clockwise
A great gift for friends, Classmates,loves
How to use: Screw the key 3-4 turns and release it, then you will listen pleasant music.
Package Includes:
1 x Music box Movement
Note:
1. Please note that the photo does not show actual size, please refer to Description for size details.
2. Please allow differences due to manual measurement, thanks.
3. Due to the difference between different monitors, the image may not reflect the actual color of the item.