The point with using Electromagnets is that it is easy to remove the harness by myself and not need somebody else who can actually pull them off and not have to worry about where I store them, the cost isn't a problem as I was more building them as a thing to say 'hah I have black wings' and not...
I have been looking through the forum for help on working out what i would need to build an electromagnet to certain specifications, but as i have not done anymore than a grade nine level physics frankly I don't understand most of what's in the posts. So if you reply can you break the physics...