More and more people rely on mobile phones every day. A 2005 study by the University of Michigan found that 83% of people believe that using a mobile phone can make life easier. They chose this on the Internet. Although we all use mobile phones to chat, text messages, and even surf the Internet, it is likely that you don\'t want to give a small unit of power to your mobile phone -- Cell phone battery. If you are interested in learning more about the cell phone battery, this article is for you. Specifically, we will discuss the history of the cell phone battery, battery life and some facts about the call time and standby time. By the end of this article, you will have a better understanding of your cellular battery. The history of mobile phone batteries continue to develop, become smaller, better performance, lighter, more friendly to the environment. Early phones had huge NiCad batteries. These batteries develop to NiMH batteries with better performance. The latest product in the cellular battery series is lithium- The best performing ion battery is also the smallest mobile phone battery on the market. The life of most cell phone batteries is about 1 to 2 years, or 300- Charging cycle 500 times. People who charge their phones every day may see 12-16 months. Charge your phone every other day or every 2 days Extend your longevity to 2 to 3 years in 3 days. The best way to improve your phone\'s life expectancy is to follow the manufacturer\'s guidelines on initial charging procedures. Try not to expose your phone to an extremely hot or cold environment. Let your battery fully discharge before charging again every few months. When you look at the manufacturer\'s guidelines on call and standby time, it is important to remember that these are \"best case\" numbers. They are also numbers that are \"either or not. For example, if the tag shows 250 minutes of talk time and 200 hours of standby time, then that means 250 minutes of talk time or 200 hours of standby time, but neither. The manufacturers say the two numbers are also the only factor in the call. These numbers do not include dialing, answering calls, changing settings, or turning the phone on or off. Conclusion if you are heavily dependent on the phone, it is a good idea to learn as much as possible about the cell phone battery that powers the phone. With the information in this article, you should have a better understanding of the history of the phone, their life expectancy, and the expectations of call and standby time.