do a search on rcu for( fms 3d)in one of the threads there is a web page that has about 15 3d planes all made by the same persion,one of the planes is called the gb cap.it is a yellow cap I learned how to hover with this plane.now after hovering the cap on fms I can hover my extreem 330 and hold the hover about 4 feet off the ground.If you can hover this cap on fms you can hover a real funfly.