Those have been recalled a month ago. We (bestbuy) had to pull them, there's was an issue with that causing the nes to freeze. I believe there's been a firmware update to prevent that controller from being used at all. as far as with the wii and wii-u, it might still work.
https://www.youtube.com/channel/UCbchUmHiEvZ1m3b9HgW5syg
VIDEO GAME MUSIC MASHUPS







