Please know that all warranty periods vary from item to item.
The warranty validity date can be found for each specific item under the 'Warranty - Learn More' link on the product page:
Our goods also come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure. You are also entitled to a replacement or refund for a major failure. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.