March 23, 2011 6:41 AM PDTUpdated: March 23, 2011 9:41 AM PDT
Photo by: Jessica Dolcourt/CNET
/ Caption by: Jessica Dolcourt
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.