Stirling Engine Kit Propeller Rotating Motor Model Steam Heat Generator Physical Model Toy Collection Creative Educational Toy Style:Wooden Propeller The engine structure is designed

The engine structure is designed reasonably

indicating that the output is DC

Feature 3: 2KG copper-tooth digital steering gear (high-power steering)

0: Forward and backward independent deviation correction function

The tool kit includes straight screwdriver

Stirling Engine Kit Propeller Rotating Motor Model Steam Heat Generator Physical Model Toy Collection Creative Educational Toy Style:Wooden Propeller The engine structure is designedPropeller Rotating Stirling Engine Motor Model Steam Heat Generator Physical Model Toy Collection Creative Educational Toy Features: . 100% brand new with high quality . Exquisite appearance, hexagonal shape and domineering eye, including wooden propellers, looks very technical . A selection of high quality materials, the brass body is firm and strong . The quartz heating tube can be operated at high speed for a long time without wear . The