Start your collection of miniature robot creatures with the hexbug nano r each of these tiny robotic bugs has a small motor inside it using the power of vibrations the hexbug nano scurries around like a real insect and flips over when it lands on its back there are plenty of different colours and styles to collect and you can keep track of them on the hexbug website each nano comes in its own testube containerr the hexbug nano uses one lr44 battery which is included styles of hexbug na