Stirling Engine Model Kits, 16-Cylinder Swash Plate Generator Model, DIY Scientific Experiment Model for Adults & Teens

【Advanced 16-Cylinder Structure】Features 8 heating and 8 cooling cylinders with visible piston motion and flywheel for a dynamic and intuitive display of external combustion principles. 【High-Quality Craftsmanship】Constructed from durable stainless steel and solid wood, combining industrial strength with elegant design for long-lasting use and premium collectibility. 【Butane-Powered Real Operation】Uses butane gas (not included), ignites easily with adjustable flame knob, and starts via manual propeller spin after 30s of heating. 【Educational and Scientific Value】Excellent STEM teaching tool that demonstrates thermodynamics and aerodynamics, perfect for classroom learning, experiments, or enthusiast exploration. 【Safe and Ideal for Teens】Recommended for ages 15+, designed with safety tips like post-use natural cooling to avoid burns, suitable for both hobbyists and science learners.