Emergency Cell-Phone Lasts 10 Hours On A Single ‘AA’ Battery
Picture yourself stranded alone during a hurricane. The rain pelts the windows with oppressive vigor. A howling wind lifts lawn chairs off the patio. You reach into your pocket and grab your smart-phone. You’ve never been more desperate to check your twitter feed, but the battery’s already down to 5%. Four minutes later, that one tough level of Angry Birds: Space finally kills the phone. Out of nowhere, an enormous tree branch crashes through the living room window. You try to call for help, but you left your charger in the hotel room back in Atlanta. What’s the solution? XPAL…
