No, it’s no yet real, but it is supposed to be coming: the Walkcar from Japanese company Cocoa Motors (source: reuters.com). There’s a video presentation on Youtube, of course:
But I remain a sceptic: can such a small battery really deliver enough power to transport an adult for almost 10 km? If so, why do I have to tune my smartphone in order for its battery to last a single working day, even when I use it very lightly? Can those tiny wheels overcome common obstacles in the street? I would like to see a test here in Belgium before even thinking about the question: can I use one?