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Sunnytech Hot Air Stirling Engine Motor Steam Heat Education Model Toy Kit M16-CF
WELL MADE ---- 304 stainless steel heating cylinder, brass piston, bamboo base, alloy steel power cylinder, the rest are made of aluminum alloy, firm and durable, All the parts have done surface treatment to avoid rusting. Oil-free, noise-free. HOW TO START ---- Fill the alcohol burner with your 95% alcohol (we recommend this fuel, not more than 2/3 of the container) 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. COLLECTION & GIFT ---- When you don't play with it, it can be placed on your desktop or cabinet

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Price: $104.99