Smartphones are getting better by the day. More and more pixels are pushed inside a frame, processing power equivalent to a computer, cameras that can take a picture as good as a DSLR and much more. However, the only thing that is not getting much of an attention is the battery life. As the smartphones get smarter, they require a lot of battery power. Energizer looks all set to solve this issue by launching the Powermax P16K Pro with a massive 16,000 mAh Battery. In fact, most of the battery packs come with 10,000 mAh capacity, compared to that, this device is an overkill.

This smartphone could last weeks on a single charge. However, how much time does it require to charge [...]