Aircraft Hot Air Engine Power Generator Engine Innovative Stirling Engine Science Toys Type_DIY Stirling Engine collection of craftsmanship level exquisite

collection of craftsmanship level exquisite workmanship

1 x Steam Engine Model Toy Set

Parts: 157pcs

Lipo Capacity: 700mah

5ps Horsepower

Aircraft Hot Air Engine Power Generator Engine Innovative Stirling Engine Science Toys Type_DIY Stirling Engine collection of craftsmanship level exquisitePropeller Aircraft Head Shape Stirling Pocket Engine Model Toy for Developing Intelligence Features: Material: Selected quality materials, made of brass and glass. Bright color, it is not easy to rust and fade. Transparent glass base, high speed and long running time and no wear. Operating Methods: Put the engine model on the horizontal position, next take out the alcohol lamp, add about 2 3 alcohol into the alcohol lamp, under the premise of ensuring