Z-Nano - a tiny mouse, which, at its example demonstrates, to a point of absurdity can reach the desire to create gadgets are getting smaller and smaller. The manufacturer calls it the smallest optical mouse in the world (its size is 42 x 21 x 17,65 mm), This USB mouse amazingly, includes functional left- and right-click buttons and up and down scroll buttons, but I can hardly imagine how to work with it at all … In a word, to make something done, but what’s next? If you’re still interested, the value of this mouse is USD $60.