September 3, 2010 4:00 AM PDTUpdated: September 3, 2010 4:51 AM PDT
Photo by: Stephen Shankland/CNET
/ Caption by: Stephen Shankland
Conversation powered by Livefyre
Is your phone battery always at 4 percent?
These battery packs will give your device the extra juice to power through all of those texts and phone calls.