Rubber Band Powered Helicopter

I make comes from two ideas: http://www.thingiverse.com/thing:278078 and http://www.thingiverse.com/thing:52810. Make a propeller to fly is not an easy task as well with a propeller that has been proven to fly and have a fairly light weight and combine everything. So I thank them, nglasson and Landru.

To get the fly fairly straight up takes a few time the exercise before finally created the video, I do not know how the altitude may be more than 3 meters (https://www.youtube.com/watch?v=rzncnj