ENJOMOR Full Metal Stirling Engine Model Steam Science Educational Engine Toy

ENJOMOR Full Metal Stirling Engine Model Steam Science Educational Engine ToyFeatures:.This Stirling engine model is manufactured according to the working principle of the hot air machine. All metal is safe and durable. The unique shape creates novelty. It is a novel fashion gift and collectible..The engine uses a large-capacity boiler design, with alcohol lamps, working continuously for about 30 minutes at a time; the steam channel and the bottom plate are integrated, safe and durable; the flywheel, power cylinder, and power piston are made of brass H59; the boiler and the bottom plate The connecting rods are made of aluminum alloy 6061. The surface has undergone oxidation treatment and does not change color for a long time. The other components are made of stainless steel SUS304. The axles are connected with miniature bearings.Instructions for Use: 1. Place the engine model in a horizontal position.2. Gently rotate the flywheel by hand to check whether the flywheel rotates smoothly.3