All Metal Mini Hot Air Stirling Engine Motor Model Educational Toy Kits with Fan and Bulb Halloween Sale Accessories material: stainless steel

Accessories material: stainless steel

the steamer can be normally started by turning the small flywheel counterclockwise with the finger on the opposite side of the flywheel

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the cylinder is made of CNC

All Metal Mini Hot Air Stirling Engine Motor Model Educational Toy Kits with Fan and Bulb Halloween Sale Accessories material: stainless steelAll Metal Mini Hot Air Stirling Engine Motor Model Educational Toy Kits with Fan and Bulb Features: . Beautiful Appearance: The body is made of finely polished aluminum alloy. The surface is smooth and bright, emitting silver light, not easy to rust and fade. It looks very mechanical and technical, and realizes the combination of texture and beauty . Superior Performance: Stable and strong, quartz heating tube can run at high speed for a long time