Important Notice.
Macbook model number and the year of release is important to determine the right battery number, the same Macbook model with different year of release may have different battery number.
As part of our dedicated customer's service, we will assist you if you are not sure which battery is the correct one for your system, please provide the serial number for your machine at check out, to confirm that you purchased the right battery before we post it, this to avoid return postage costs.