Feature:1. Wide Applications: The sterling engine model is ideal for physics mechanical education demonstrations, laboratory experiments, gift displays, and desktop decorations. Also for youth science projects, and for classroom teacher demonstrations.2. Easy to Assemble: The overall structure of the sterling engine is scientifically designed to ensure system integrity and stability. It is easy to assemble. It can be used as a pendulum or school experiment equipment.3. Scientific Principles: The engine model converts thermal energy into mechanical motion of the engine, which can be manually operated, allowing for a more intuitive understanding of its working principles at low temperatures.4. Excellent Craftsmanship: The small engine model is made of brushed stainless steel, offering a perfect overall shape that combines texture and aesthetics. It is a fun and imaginative toy.5. Unique and Fascinating: The sterling engine model offers a unique and fascinating experience with its easy assembly, scientific principles. It not only entertains but also educates, making it an ideal choice for both learning and play.Specification:Item Type: Stirling Engine ModelMaterial: Metal.Package List:1 x Stirling Engine2 x Accessories