CTA Digital Grip with Cooling Fan for iPhone/iPod Touch Cools iPhone/iPod Touch While In Use USB Slot To Charge USB powered Devices On/off Power Switch Detachable Leg Stand Full Accessibility To Touch Screen Cools the iPod Touch/ iPhone while in use USB Slot to charge USB powered Devices Supports 4 AAA batteries or Micro USB cable powered On/Off power switch Full accessibility to touch screen