Essential to the purchase of your new laptop battery is the part number. A part number is a unique identifier that is assigned to a part to simplify referencing and to unambiguously define a part within a single manufacturer. Knowing about part number of the battery will more accessible to buy a correct battery, and it is comparatively accurate to search a battery by its part number than the model name of laptop.
A laptop battery has at least one part number (that is, the battery model we often say), and many batteries even have multiple part numbers. When you find a battery with the same part number as your laptop battery, you can be sure that it is fully compatible with your laptop.
Asus Battery Part Number Identification
Asus battery part numbers are often easy to find. While there is not always anything clearly signifying that the number you are looking at is a model number like Dell's "Type" number, the part number is almost always listed near the Asus logo. The usual format Asus uses is a short series of characters with a dash and another short series of characters. This is not always the case depending on the age and model of the machine.
Examples of Asus Battery part numbers: