150PCS 3D Metal Vooriya Music Box DIY Creative Gift Type_Stirling Engine Vehicle with excellent heat dissipation

with excellent heat dissipation

This model needs a relatively high operating differential between the two panels (we will explain why in description)

a compact small size but with large displacement

1 x Oil Bottle

150PCS 3D Metal Vooriya Music Box DIY Creative Gift Type_Stirling Engine Vehicle with excellent heat dissipation150PCS 3D Metal Vooriya Music Box DIY Creative Gift Features: Material: The steampunk style model is made of high quality metal materials. Amazing details and wonderful DIY experience. Assembling this model not only exercises hands on ability and creativity, the 3D metal puzzle can also cultivate problem solving and reasoning skills. Assembling Difficulty And Parts: A total of 150 parts are included. The product needs to be assembled according to the