Here is a smartphone game controller that doubles as a cooling fan for a smooth gaming experience. The Bakeey G3 Game Controller Radiator can accommodate phones from 72 to 92mm wide. Its joystick and radiator have a 50mAh and 350mAh battery respectively.
The cooler has 2 speeds to keep your phone cool. The Bakeey G3 comes with an indicator light, USB charging port, and speed button.