Annengjin High Capacity Power Bank for Apple iPhone 5/5s External Battery Power Pack Case Designed for iphone5 ,Mark your iphone5 special style Original Polymer Lithium battery, Power your iphone 5 standby time twice Enjoy your iphone without removing the power case High class material protect your iphone5, Charging and protecting 2 in 1 With smart switching and precise display, to extend the life of the built-in battery