While Amazon's flagship Prime Day event falls in July, the company kicks off the holiday shopping season in October. Prime Big Deal Days , better known as October Prime Day, is Amazon's fall shopping event that brings millions of deals. It falls a month before Black Friday , and gives Prime members a head start to holiday shopping.

Mashable's shopping reporters have been covering Amazon's Prime Day since 2018, and October Prime Day will run a little different. In July, Amazon extended its flagship members-only sale from two day to four, but their October event will just be 48 hours.

If you've shopped Prime Day but are new to Prime Big Deal Days, here's everything you need to know about the sale event — plus all the deals to expect.

What is Prime Big Deal Days?

Prime Big Deal Da

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