As we all know, the greatest constraint that the latest generation of smartphones they bring with them for years is the battery life which, for some devices of medium-low, really low with about half a day of battery life if not less. Obviously, the dream of all users who have a lot to do with your smartphone is to own one whose range exceeds the day and perhaps the Chinese company Gionee might help.  For those who do not knew, Gionee is a Chinese phone based in Shenzhen and established in 2002 which has achieved considerable success both in Asia and in Europe thanks to its range of