Sanzhi Hot Air Stirling Engine Motor Model Educational Toy Electricity Generator Does not Include Alcohol

EXTREMLY WELL-MADE Heating cylinder for the custom-made thick glass material, long-term heating without pressure; It is mainly constructed by metal so it can run quietly and stably (since it is HEAVY, 1.5LB) at speed around 1700 RPM! Our customers are satisfied with the fit and finish of this engine. All the parts have done surface treatment to avoid rusting. You will be pleased once put it on table. EASY OPERATION & LONG LASTING 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 60-120 seconds, then give the wheel a gently push, it will run like a charm. YOU GET EXTRA BONUS EXCEPT THE STIRING Still worry about the cylinder glass broken during shipment or usage? It did come with spare glass tubes, one O-rings, check the gallery picture. You can replace it fast and easily if any broken. PRIORITY GIFT OPTION FOR MANY APPLICATIONS It is an amazing and fantastic product. Its elegant gift package makes it spruce up and presentable. It has a wide range of application as, great gift for Kids' science project, Physical/mechanical learning, teacher’s Demo props on the class, birthday gift for friends, families, parents, kids, etc. Many of our customers come from school, colleague, etc. AMAZING CONVERSATION PIECES ON YOUR DESK Decorative and impressive, it's proven to be a conversation starter to impress your visitors. It’s a cool piece of art even just stands on your desk. It's mainly constructed by metal so it is heavy thereby can work stably on table. It’s an amazing conversation pieces on your desk, decorative and impressive. It's funny to see people's looks and reactions when they squeeze a little shot for this Stirling engine. Light the alcohol burner, let it warm the glass cylinder for 20 seconds, and then give the wheel a gently push, it will run like a charm.