GAMESIR POCKET TACO Game Controller

This is the GameSir Pocket Taco, a clamp-style mobile game controller that holds your smartphone vertically.

Simply attach it to the lower half of your smartphone, and you can play as if you were using a retro game console like a Game Boy. With a D-pad and buttons, but no analog sticks, it's perfect for 2D action games and emulator controls on your smartphone.