GENYUU External Combustion Engine Model, Plane Head Pocket Free-Piston Stirling Engine Motor Model, Physics Science Experiment Toy Kits for Adults and Teenagers - 920071647V5

• Classical Stirling Engine Kit: It adopts aircraft head structure design to reduce lateral force and reduce resistance. Enlarged flywheel design makes it easier to start and run longer. Excellent Manufacture: The main body of the engine is made of aluminum alloy, the surface is sandblasted, make it looks like gorgeous and not easy to rust and fade. Using thick quartz glass heating tube, strong and durable, can run for a long time, not easy to wear, more safe and reliable use. Easy to Run: Just heat it up with an alcohol lamp and turn a propeller, and it runs steadily and quickly. And then you can observe the whole process of the engine. Lasting Performance and Safe Package: It can run many hours continuous without any broken which can be tested by one customer. And We have carried out a comprehensive packaging for the product, which can prevent the product from being damaged during transportation. Best Gifts: This amazing product can be suitable as a holiday gift for technology fans, family, friends and teenagers for studying the working principle of external combustion engines, inspiring curiosity and creativity. And it also can become a cool desktop decoration., Manufacturer: GENYUU