ENJOMOR Mini Vertical Flywheel Stirling Engine Model with Adjustable Speed Educational Toys&Gifts
ENJOMOR Mini Vertical Flywheel Stirling Engine Model with Adjustable Speed Educational Toys&GiftsFeatures:.The Stirling engine, a simple but elegant demonstration of converting heat into mechanical motion, is built with a knob on the top which is capable of adjusting the imported air volume to control the rotational speed of the engine for a convenient and incredible observation to piston movement..Educational Toy: For an external combustion engine, the Stirling engine runs steadily and fast only by heating the alcohol lamp and spinning the flywheel, which is so amazing that makes a cheerful and imaginative desktop technology toy..Delicately Manufacturing Technology: Mainly made of metal, the engine is designed with an exquisite and magnificent golden appearance featuring excellent color fast performance and rust prevention. Combining texture with beauty, the durable machine runs smoothly and reliably due to the heatproof and durable stainless steel heating tube and wear resistant