Android File Manager Android File Manager is a simple file manager developed for Android powered devices. (freewarelovers.com)
However, it was rumored this particular cover will have a built - in battery for powering the device for a short amount of time whenever it runs out of juice. (mobilenapps.com)
It is comparable to that of standard household batteries (1.5 V), which is useful in powering devices with a single cell instead of using cells in series. (en.wikipedia.org)