ReTrack SET OF 2PC Metal BG Controller with Gamepad Gaming Accessory Kit(Black, For Android, iOS)

Ergonomic design fits hands very well, releasing your hands, even if playing games for long time, your hands are not tired. It left the space for Charge interface, so you can charge your smartphone when you are playing games.Support smartphone 4.5inch to 6.5 inch.Support most touch screen devices.Runs very fast, reducing your reaction time during the game.