Give your iPhone 4 the best & stylish protection with iPhone 4 Black Cover. Built with premium quality material, the case serves as an ideal solution for protecting your iPhone 4. This iPhone 4 Black Power Case comes with transparent front which facilitates in easy viewing of the display screen. The power case comes integrated with Powerful Lithium Polymer Battery for providing unrestricted power supply along with protection. So buy this power case & get combo pack of safety along with power at the same time!