- Metal
- ✨ Horizontal Flywheel Design: Features distinctive CNC-machined aluminum flywheel achieving high-speed rotation when heated. Showcases mesmerizing kinetic energy conversion (16×8×6.5cm / 470g)
- 🔥 External Combustion Operation: Powered solely by included alcohol lamp. Thickened quartz glass chamber withstands repeated heating cycles for durable classroom demonstrations
- 🔩 Precision CNC Manufacturing: Aircraft-grade aluminum alloy construction with polished metal base. Engineered for smooth operation and lasting visual appeal
- 📚 STEM Education Focus: Visualizes thermodynamics principles through piston motion and flywheel dynamics. Ideal physics teaching aid for ages 15 (labs/classrooms)
- 🎁 Sophisticated Display Piece: Complete with graphic carton packaging. Premium desktop conversation starter for engineers, educators, or collectors - includes alcohol lamp and manual