Logitech PowerShell Controller with Battery for iPhone 5/5S and iPod Touch 5th Generation - Black 1500 mAh Battery: Game on and on. It increases the battery capacity of iPhone 5, iPhone 5s or 5th generation iPod touch Supports iOS 7 and IOS 8 controller-compatible games: Works with a great selection of games. No extra software needed (Logitech link of games in the description below) Portable, comfortable shape: Slim, streamlined profile fits easily into your pocket for go-anywhere gaming Console-style controls: Precise analog game controls let you dominate your favorite mobile games Logitech G-U0003 Powershell Joystick Gaming Case