wii motion plus eBay auctions you should keep an eye on:
(Black) *New* MotionPlus Motion Plus For Wii Controller
 | US $10.60 (0 Bid) End Date: Tuesday Feb-07-2012 13:51:25 PST Bid now | Add to watch list |
Dual Charging Dock Plus with 2 rechargeable battery pack for wii/motion plus
 | US $6.30 (0 Bid) End Date: Tuesday Feb-07-2012 14:07:29 PST Buy It Now for only: US $9.46 Bid now | Buy it now | Add to watch list |
