![CNET How To (HD) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/031/836/small/how-to-hd.jpg)
Summary: Stretch your S4's battery life with a few built-in features and lesser-known tricks that keep your phone from draining quickly. Sharon Vaknin shows you how.
Summary: Stretch your S4's battery life with a few built-in features and lesser-known tricks that keep your phone from draining quickly. Sharon Vaknin shows you how.