Hot Air Stirling Engine 2-Cylinder LED Flywheels Education Toy Electricity Power Generator Teching Size: 210 *133* 105mm /

Size: 210 *133* 105mm / 8

this model is perfect for classroom teaching

Product Weight: 540g

and the craftsmanship is exquisite

with quartz tube hot cylinder

Hot Air Stirling Engine 2-Cylinder LED Flywheels Education Toy Electricity Power Generator Teching Size: 210 *133* 105mm /Hot Air Stirling Engine 2 Cylinder LED Flywheels Education Toy Electricity Power Generator Features: Exquisite Appearence: Unique double cylinder shape looks exquisite. Suj alloy steel is used for the power cylinder and the power piston. Aluminum alloy is used for the base, bracket, flywheel, heating cylinder head and power cylinder head, which are carefully polished Safe to Use: The base is equipped with two alcohol lamp fixing bracket, which is