Hot Air Stirling Engine Colourful LED Single Flywheel Education Toy Electricity Power Generator Type_DIY Stirling Engine (3) If the engine model

(3) If the engine model is cooled down naturally

The product comes with a generator

durable and long-lasting

Only Fit Methanol Version

Hot Air Stirling Engine Colourful LED Single Flywheel Education Toy Electricity Power Generator Type_DIY Stirling Engine (3) If the engine modelHot Air Stirling Engine Colourful LED Single Flywheel Education Toy Electricity Power Generator Features: . Beautiful Appearance: The connection is made of red metal and looks novel and chic. The body is made of aluminium alloy fine metal polished. 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