benheck.com Forums

I wonder. Must have been a conspiracy with battery companies so we'll buy more batteries.

There were some third-party rumble packs that didn't use batteries.

It still works with me after a playtime of 3 hours or so. I know that the official rumble pack mod hasn't caused problems so I doubt this ...

I recently learned of a way to get the official rumble pack to work without batteries. Here is some info:

(Scroll to the bottom where the pictures are)
http://www.atariage.com/forums/topic/136668-n64-battery-free-rumble-packs/

& a video
http://www.youtube.com/watch?v=yEn6LT4DUNA

I figured it ...

Yes, I see this as a great way to put non-volatile memory inside a n64p. Only use the controller pack's chip, solder the necessary connections to the controller's board, and no worries about saving to the N64p. In that case, having the extra 3 banks would help.