Get from Amazon.com : http://www.amazon.com/gp/product/B00BI9X6WG?tag=hawaiianlegac-20

MiniPro 2TB External USB 3.0 Portable Hard Drive for Nintendo Wii U

Massive 20 TB capacity
Fully compatible with Nintendo Wii U
Stores hundreds of games and much more
Delivers blazing-fast USB 30 speeds Backward compatible with USB 20
Backed by a 3 year warranty