• ✨【Palm-Sized Precision Design】Compact 11.3x4.5x10cm brass model with a detailed boiler, safety valve, and polished copper finish. Fits perfectly in your hand for display or interactive learning
• 🛡️【Safe & Efficient Operation】Boiler holds 12ml water and runs for 10 minutes using solid alcohol fuel (included). Built-in safety valve ensures secure, controlled steam generation for ages 15
• 📚【STEM Educational Powerhouse】Demonstrates real steam engine mechanics, sparking curiosity in physics and engineering. Ideal for classrooms, hobbyists, or parent-child learning sessions
• 🔧【Premium Brass Craftsmanship】Made entirely of durable, corrosion-resistant copper with smooth-moving parts (flywheel diameter: 29mm, shaft diameter: 2-4mm). A gleaming desk ornament or collectible
• 🎁【Ready-to-Gift Science Kit】Packaged in a protective box (18x11x9.5cm), this all-inclusive set makes a unique gift for aspiring engineers, educators, or vintage tech enthusiasts