More than 90% of the population uses a mobile phone and it has become a necessity in today’s lifestyle. We cannot imagine spending a few minutes of life without our phone. Hence, we ensure that our phone should never run out of the battery. The battery backup depends on the amount of usage and on an average the battery will last for 7-8 hours or to the max 10 hours with optimum usage. But if your phone is getting power hungry, then the battery will not last for more than a couple of hours. Do you want to know the reason behind a fast draining battery?