Why keep a phone which is not used? Sell your mobile at the Biggest Mobile Market.
Slideshows ›› 5 Basic Flaws Of Smartphones
It was not just cult favourites like Nokia 3310 and Nokia 1100 which used to offer great battery lives. Even with feature phones made by brands like Samsung and LG, you rarely had to worry about them getting discharged. But nowadays everyone's forced to walk around with power banks. Most of the smartphones have to be charged at least twice a day. This is inconvenient while traveling and you might not be able to use your phone during an emergency situation because it has no charge on it. It is high time smartphones started offering battery lives on par with feature phones.