This is an external hard drive design for the Wii U. The question box acts as a power indicator, the light sequence (which mimics a coin jumping out of the question box) indicates a read/write process, so when you download a game or a save happens, you’ll see the coin jump.
2 thoughts on “Super Mario Wii U External HDD Case”
“…more designs in the PIPELINE, but….”
i see what you did there lol