With Black Friday and Cyber Monday almost here, this is what you need to know ahead of one of the largest sales of the year at Walmart.

Walmart revealed more details about its second "Black Friday Deals" sale Monday that starts online on Nov. 25. Why it matters: The world's largest retailer's sale is starting four days after Amazon launches its Black Friday sale Thursday,

No, you don’t. However, right now you can get 50 percent off a Walmart+ membership through December 2—that’s just $48 for the next year. The membership gives you early access to online Black Friday and Cyber Monday sales, free shipping, a Paramount+ subscription, and more.