RoWood 3D Puzzles for Adults Wooden Magic Piano Model Kits Mechanical Transmission Wooden Puzzles Birthday for Adults Puzzle Box for Women Teens or Friends

MECHANICAL TRANSMISSION:This Magic Piano 3D wooden puzzles driven by multi-stage gear set, without battery,You just turn the spring and you can enjoy the wonderful music.
EASY TO ASSEMBLE:This Magic Piano wooden model kits consists of 233 pre-cut small wooden pieces that need to be assembled by yourself. The whole process of this wooden puzzles will take about 4.5 hours to complete the assembly.Each step has detailed instructions, so you won’t be confused by the instructions.There are labels on each of our assembled parts, and you can match them one by one.
RETRO STYLE:The classic Magic Piano 3d puzzles shape is beautiful, and it can really play elegant music, it can be put at home as a good decoration.