... power cover for iphone4/4s 2.charger for iphone4/4s 3.easy to use TV OUT Case Built in 2000mAH Battery Wireless TV Output Transmitter ... wireless device which enables wirelessly stream media content for 4/4s to big TV screen,, including cameras, documents, e-books, ... large screen.2.A rechargeable battery .built-in2000mAh lithium battery , charge your phone anywhere 3.A cover case. ABS+PC material, high ...