Funwetrike Stirling Engine Model Kit, VE-01 Beam Vacuum Engine Model, External Combustion Engine Model, DIY Educational Tool for Teachers, Adults

Popular Science: Vacuum engine is also known as “Flame Eater”, a simple but magical machine that demonstrates the conversion of heat into mechanical motion Adjustable Speed: The running speed of the engine is fully adjustable. It looks more elegant and allows you to fully understand the operation of the beam when running slowly Low Maintenance and Reliability: Fewer moving parts feature less and simple maintenance, longer single running time and span life for less wear and damage, which is friendly to mechanical beginners High-quality Materials: The engine is well-made with high-quality stainless steel, brass and aluminum alloy materials. The base is made of acrylic board for easy placement and operation Creative gift: This is a mechanical artwork with visual texture and aesthetic appearance. People will appreciate its good performance and give it as an impressive gift for mechanical enthusiasts, Manufacturer: Funwetrike