Wii Balance Board - Wii Fit Plus (Refurbished) — Voomwa
Nintendo Wii Fit Plus Balance Board & Sealed Wii Fit Plus Game - New Open Box | eBay
Wii Balance Board - Wikipedia
The Nintendo® Wii Fit Balance Board can be used as a portable and low-cost posturography system with good agreement compared to established systems | European Journal of Medical Research | Full Text