Imagine charging your iPhone from another device. Lol I don't know why but at the same time it's kinda pointing fun at, in this case, a Galaxy. http://www.cultofmac.com/398796/this-dongle-lets-you-charge-your-iphone-from-your-android-device/
Save your phone’s battery with UsBidi, the world’s most intelligent charger. This beautifully designed charging cable is available for both Android and iOS devices with a micro USB or Lightning tip option.