RETROL Vertical Steam Engine Model Kit with Spherical Boiler, 40PCS Metal Assembly Working Steam Power Engine Set for Science Experiment Education Display & Home Decoration

• 🛠️ Engaging DIY Assembly Experience – Build your own functional steam engine with nearly 40 precision metal parts! Enjoy a rewarding challenge with clear graphical instructions, and discover the inner workings and principles of steam power mechanics through hands-on construction
• 🛡️ Safety-Engineered Construction – Equipped with a spherical boiler for even pressure distribution, a mini safety valve, splash-proof exhaust tube, and a solid brass alcohol lamp with fire-extinguishing design. Built for safe and worry-free operation under supervision
• ✨ Transparent & Observational Design – Featuring a transparent cylinder and visible air distribution mechanism, this vertical steam engine offers an unobstructed view of piston movement. The large flywheel ensures smooth operation and quick startup, delivering both visual and mechanical satisfaction
• 🔩 Premium Metal Craftsmanship – Made entirely of high-quality metal for durability and an authentic retro look. The exquisite processing delivers reliable performance, short startup time, and a stunning display piece that celebrates steam age elegance
• 🎁 Ideal Educational Gift – Perfect for STEM learning, classroom demonstrations, or as a unique desktop decoration. An exceptional gift for birthdays, holidays, or any occasion—designed for steam model enthusiasts, tech lovers, and curious minds ages 15 and up

Product description Specifications: .Material: Metal .Product Dimensions:20 x 9 x14cm .Product Weight: 700g .Package Dimensions: 25 x 15 x 6.5cm .Package Weight: 900g .Packing: Box Package Including .1 x Model Kit .1 x Manual Directions Included