There are different types and sizes of laptop batteries. To determine what laptop battery you have, remove the battery from the laptop and look at the top or bottom of the battery.
You can see battery shows the specification, battery type(Li-ion, NiMH, and Ni-Cad),model
number, capacity, voltage,part number (labeled as "P/N").Those are what
you need to consider when you buy a replacement battery.
Part Number and Model. For example the Acer AS16B8J 3INR/19/65-2 which has model number AS16B8J 3INR/19/65-2.
Most laptop hold this information within your computer’s system info.
To access this info go into the properties of your computer and view the
model information. The battery’s part number can be found on the
battery itself.
●Capacity and Cells
The number of cells is important since the more cells contained in the battery the higher the capacity will be.
Battery
capacity on laptop batteries is often indicated in milliampere hours
(mAh). This number tells you how long the battery can function at its
maximum capacity. When you're buying a laptop battery, Consider going high capacity. This allows you to work longer.Note that 1000 mAh is the same as 1 Ah.
●Match the Voltage:
If your original battery was rated at 14.8 volts,don’t go over or under the specified power.
●Compare Price and Warranty :
When choosing a retailer to buy a laptop battery from take into consideration the retailer’s reputation, the price, the warranty.
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