I found a cool iPad Joystick, any suggestions?

[easycomeeasygo]

Hoe do you think of this?
I think it's so cool! But it's a little expensive.
http://www.mychinaprice.com/ipad-ga...-powered-joystick-for-ipad-and-ipad-2_id0672w

 

[Skika]

Looks outdated and suitable just for fighting games.

All i want honestly is to connect my dual shock to iPad and play games...