Like the very first battery cases we saw from uNu and iBattz, the actual case portion of NuCharge is a hard plastic shell, a protection alternative we’d normally disregard on its own. This shell leaves the top and bottom edges of the iPhone unprotected, and doesn’t provide any sort of protective lip to protect the glass front. On the other hand, it does allow for full accessory compatibility once the battery is detached. Some of the battery…