At first glance and from the front, Mojo looks rather similar to iKit’s NuCharge and Incipio’s offGRID. The power/battery indicator button and LED indicator lights are located on a chin beneath the iPhone 4’s Home button. That’s about the extent of the similarities though. On the bottom edge, there are a total of five openings. One is the Micro USB port for charging the battery and the phone, while there are two each to…