KNOW YOUR LAPTOP BATTERY

There are 3 different laptop battery chemistries and hence 3 types. Nickel cadmium, followed in time by nickel metal hydride and lithium ion batteries. Notebook batteries are also referred to as "smart" or "dumb."The above mentioned terms are explained below.Nickel Cadmium (NiCad) NiCad batteries were the 1st rechargeable type of batteries for notebook computers and featured with a low cost,