All smartphone users are facing the problem with poor battery performance, where you need to charge your phones at least twice a day. although long ago batteries used to last 1 week in our phones.
but the technology of mobile phones is moving faster than the technology of batteries so what is the solution??
some researchers at a university are working on a battery which can charge for less than 1 second and have performance 1000 times better than normal batteries.
for more details check this link