Easy to Operate - Simply place the Stirling engine on a cup of hot water and gently turn the wheel to watch it run automatically, making it user-friendly for all ages. Educational Tool - This model serves as an excellent teaching aid in classrooms or laboratories, providing students and teachers with a hands-on understanding of thermodynamics and engine mechanics. Safe for Children - Designed without the need for alcohol lamps, this Stirling engine model is a option for children, allowing for worry-free exploration of scientific principles. High-Quality Construction - Made from metal and acrylic, the clear body of the engine allows users to observe the inner workings and appreciate the craftsmanship involved. Compact Size - With dimensions of approximately 195x95x135mm, this Stirling engine model is easy to display and store, making it a perfect addition to any educational setting or home. The Low Temperature Stirling Engine Model is an engaging and educational tool that demonstrates the principles of thermodynamics in a safe and visually appealing way. Its easy operation allows users to witness the fascinating mechanics of the engine in action, while the high-quality materials durability and . Ideal for students, teachers, and curious minds, this model not only enhances learning but also interest in science and engineering. Perfect for classroom demonstrations or as a thoughtful gift, it combines fun and education seamlessly. Color:As Shown Material:Metal+Acrylic Package Contents: 1 * Low Temperature Stirling Engine Model Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.