Lithium-ion batteries have a limited lifespan, they break down slowly from the date they are first. The battery life will depend on how you charge and discharge the battery and the temperature is kept at the battery. A manufacturer will rate a Notebook battery to the point where it's at 50% of its original capacity. At this point, you should replace the battery.

Li-ion batteries are not as durable as nickel metal hybrid or nickel-cadmium designs and canextremely dangerous if mistreated. They are usually more expensive.

A Netbook is an increasingly common substitute for a larger laptop for many computer users. In general, a Netbook, a small laptop with a screen size of 10 inches or less. What they lose in screen size, they make for extreme portability and the ability to use your computer, virtually anywhere. They often have a 3G wireless card built-in or connect to the Internet via standard as well as WiFi.

The lifetime of the battery and the laptop battery maintenance is another important issue that must be so carefully in order to have a longer battery life. Normally, the batteries, which are the manufacturers of the laptops lithium ion or lithium polymer batteries, and you can also you to the best backup battery packs. But the main thing is doing, how to optimize it to work it more efficient.