HexbugExpand your nano universe with the nano 5-pack!Just like a real bug, these nanos can scurry across any surface, flip itself over, and bounce off jelly walls. Powered by vibration technology, the sensory toys never stop exploring every nook and cranny. Featuring a supercharged redesign, they are now 1.5 times longer, move twice as fast and light up! Kids can collect, connect and build their own playgrounds with the nano-5 pack!Includes :4 Nano1 Flash Nano6x LR44 batteries included3+ years