I won these at an arcade. My child played with them for a while, but they no longer use them, so I'm selling them. I believe they should work, but I haven't been able to confirm operation as the batteries are dead. Please be aware of this. (Batteries required: LR44 x 3) The square one is a game where you guess the fruit determined by the roulette. The egg-shaped one is a game where you press the lit-up buttons. Please consider this item, understanding that it is a used item.