Exquisite engine model decoration: L4 engine model kit, which will show you the wonderful world of mechanical engineering in an immersive environment. Each part is carefully crafted by professional polishing tools, which perfectly interprets the creation and vision of human wisdom in the era of big industry Highly restored: Design prototypes based on historical classic inventions, presenting the core principles of machine operation, And intuitively demonstrate the core value of the machine. Proportional modeling, high degree of reduction. Adults can gather with children to enhance parent-child interaction; Teaching children about science and industry, increase their knowledge and imagination; develop thinking and logical thinking, and cultivate innovation and creativity Great gift idea: A work of art that comes to life by hand welding chains, screws, nuts, washers, mini iron pipes and wires. The tailored to the special person in your life. Ideal desktop decoration for offices, homes, KTVs, cafes and hotels. This vintage heavy statue fits many tastes and decorative trends: industrial farmhouse kitchens, modern steampunk living rooms, vintage railroad childrens bedrooms or adventure travels. Target gender: unisex