Metal Assembly Single Cylinder Electric Steam Car Model Kit Toy for Adult Kids

.Scalability: Each product has its own independent function and structure, and the product can be upgraded, combined and converted into a power system through a specified kit or DIY modification .Assembly fun: the original product requires the user to assemble the parts and components.The whole process is close to the professional assembly line process. After assembly, it takes more than 4 hour, and the difficulty level is 4.5 stars, which is interesting and full of experience .Power: Lithium battery power supply, lithium battery capacity 500mah, full power takes 2 hours, minimum running time is more than 30 minutes under full power, lithium battery output voltage DC 5v .Use of people: all people over 10 years old .100% brand new with high quality Specifications: .Material: Aluminum Alloy + Stainless Steel + Battery .Product Dimensions: 24.5*10.7*13.4cm .Product Weight: 1500g .Package Dimensions: 25*25*25m .Package Weight: 2355g .Packing: In-line Punching EVA + High-grade Metal Gift Box + Hand Bag

• .Origin of the story:The birth of the steam car: In 1928, the French used the steam traction car made by Quar.At this time, the competition between the steam car and the internal combustion engine car has already been determined. The future transportation is determined to be the era of the internal combustion engine, but many of this steam car Technologies such as engine front and rear drive, chain drive, differential and independent suspension are still widely used in automobiles
• .Product material and workmanship: The product uses metal material, CNC casting precision casting, aluminum alloy oxidation coloring, collection of craftsmanship level exquisite workmanship, 272 parts are all polished by professional grinding tools, perfect interpretation of human wisdom in the era of big industry create and yearning
• .Vision: The mechanical mechanism is extremely presented, and the clear transmission process is clear at a glance, and the mechanical beauty of the logic and strength is displayed
• .Reducing degree: Based on historical classic inventions and products, it presents the core principle of machine operation and intuitively displays the core value of the machine.The product design is inspired by the representative node-like classic works in the history of human industrial science and technology,modeled, highly restored