Every laptop battery emerged a power rating as a way to show you, the consumer, about how long your battery should last before it must be recharged. These electrical specifications are given using volts (V) and milliAmps (mAh). For example, you often see your battery is given a rating of: ten percent.8V, 4000mAh.As I said in a single previous post, the battery lifespan and life is quite important a new laptop user, especially a person that likes with it out of home or office. Long battery life…See More