The Wii Vitality Sensor is Nintendo's new mystery peripheral. Check out how it looks in high-res inside...

When Nintendo president Satoru Iwata revealed this little doohickey at Nintendo's conference this afternoon, a collective look of surprise passed between the N-Europe staff... a look which has yet to disappear, as we are no closer to knowing what on earth this really will be used for.

A fitness game where you have to have your pulse registered? A scary horror title where your pulse can't exceed a certain limit? Well, here's some high-res pictures Nintendo have just released of how it looks. Click to embiggen:

What are your opinions on this "glimpse of the future"? Let us know below...