Monstrous battery can charge your phone for 40 days

Every person’s worst fear is being out and having your phone die. We’ve all been there, that frantic mad dash to find an outlet to charge our phone, lest we miss those important text messages and Facebook posts

The new trend of having a portable battery charger definitely comes in handy for a few hours of extra juice. But in the event of an apocalypse, this new device has you covered. Take that, zombies.

Read more here:
http://gizmodo.com/this-monstrous-battery-can-charge-your-phone-for-40-day-1772000022?