Stirling Engine Model Adjustable Speed Motor Power External Combustion Educational Toy RC Car_HG High Discharge 2000mAh 7

High Discharge 2000mAh 7

Once again

The multi-cylinder engine has two or more cylinder engines

Remote control distance is about 200 meters

Stirling Engine Model Adjustable Speed Motor Power External Combustion Educational Toy RC Car_HG High Discharge 2000mAh 7Stirling Engine Model Adjustable Speed Motor Power External Combustion Educational Toy Features: . Exquisite Appearence: Turn the knob on the top to adjust the speed of the engine. The key parts are made of aluminium alloy, realizing the dual combination of texture and aesthetic feeling and highlighting exquisite workmanship . Wooden Base: The base is made of wood, highlighting exquisite workmanship. The heating tube is made of quartz glass, which has