Rediscover the timeless fun of the Tetris ® game with this compact, classic puzzle game. This keychain gaming device is small enough to fit in your pocket or hang off your backpack, making it perfect for easy gameplay on the go. Enjoy 10 bonus games on a vibrant 1.8” full-color screen with this portable gaming device, it offers a fantastic brain challenge and endless entertainment for players of all ages. Whether you love retro games or classic puzzle games, this officially licensed Tetris game is a must-have for gaming enthusiasts.