Twist around 20-30 turns, will fly when released.
You can adjust the turns for more fly time.
Turn it clockwise only.
If there is extra plastic at turning point. Please remove it for better experience.
Please do not twist more, or it may break.
Material : Paper + Plastic.
Package includes : 5 pieces.
Being a surprise gift for your loved ones, it is also an perfect educational toy. Kids will learn how a potential energy stored can be converted into kinetic enegery.
Country of Origin : China