Advanced aerobatics don't require that you invest a small fortune in a large model. The new Ultrafly Extra 300S from Great Planes is an inexpensive plane with high-end performance. From its clean lines to the geared Speed 400 motor that's designed to run on a 3-cell Li-poly battery pack, everything about this plane is performance-oriented. If you want to learn how to do 3D maneuvers, this is the plane for you.
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机译：高级特技飞行不需要您在大型模型上投入少量资金。 Great Planes的新Ultrafly Extra 300S是一款廉价的高端性能飞机。从干净的生产线到设计为可在3芯锂聚合物电池组上运行的减速齿轮式Speed 400电动机，此飞机的所有内容均以性能为导向。如果您想学习如何进行3D机动，这就是您的理想选择。
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