> why not just put a female-end of lightning port Because when I'm out and about, I don't want to stop somewhere to charge my pencil. This way, you plug it in

> why not just put a female-end of lightning port Because when I'm out and about, I don't want to stop somewhere to charge my pencil. This way, you plug it in to the iPad, and in less than a minute you can work with it for any hour or more - no need to hunt for a wall plug or bring along a cable.