SDYGDB Stirling Engine Motor Kit Mini Hot Air Model Streaming Power Physics Experiment Educational Toy Learning Science Toys for Kids Students

☀️ [Great Educational Toys] Clear glass tube and glass alcohol lamp, which is convenient to observe the piston directly. It is the best choice to give students, teachers, children, friends and colleagues as a special gift. ☀️ [Easy Operation] Fill the alcohol burner with your 95% alcohol (we recommend this fuel) and light it. Let the light burn the round ended cylinder for about 30 seconds, then give the wheel a gently push, it will run like a charm. ☀️ [Superior Performance] It can run quietly and stably when the model is rotating and can be rotated for a long time. Low noise, low pollution and low operating costs. ☀️ [Extremely Well-made] The Sterling engine mode is made of zinc alloy and glass, exquisite and beautiful. There are anti -slip pads at the bottom of the model, making it safe to use.Overall model shape refined, combination of texture and beauty. ☀️ [Working Principle] The Stirling engine is a heat engine that operates by cyclic compression and expansion of air or other gases at different temperatures, resulting in a net conversion of thermal energy into mechanical work., Manufacturer: SDYGDB