Tiny bug has loads of energyJust flip the switch and this little bug zooms around any hard surface at high speed. When it encounters an obstacle, it bounces off, changes direction and keeps going. If it falls on its back, it even knows how to flip back over and take off again. 1 3/4" x 1/4" x 3/4". Uses 1 AG13 battery, included. Ages 3 and up. Assorted colors.