STATEN ISLAND, N.Y. -- It's Prime Day -- an online shopping event in which Amazon offers hundreds of thousands of deals to its Prime customers.
Here's what you need to know to navigate the fourth annual e-commerce sale, which will begin at 3 p.m. Monday and run through Tuesday.
"Prime members will enjoy a day (and a half) of our best deals, with 36 hours to shop more than one million deals worldwide," said Jeff Wilke, CEO of Amazon Worldwide Consumer.
Here are some tips for cashing in on the Amazon holiday.
How do I become a Prime member?
To participate in Prime Day, you must be a Prime member. The membership costs $119 annually, but you can sign up for a free trial here. Students can sign up for a free six-month trial here.
Watch the video above for advice on discounted Prime memberships.
Spotlight Deals
During Prime Day, Spotlight Deals will feature slashed prices on top brands that last until they are out of stock.
Lightning Deals
Lightning Deals will be available for a limited time with limited quantities. New Lightning Deals will launch every five minutes.
Use Alexa
Alexa -- Amazon's voice-powered virtual assistant -- will make it easy to find the best Prime Day deals. Just ask, "Alexa, what are my Prime Day deals?" Also, shoppers can track their Prime Day orders with Alexa. Just ask "Alexa, where's my stuff?" or set up Alexa delivery notifications in the Alexa app.
Amazon products
While Amazon is offering price cuts on various items, some of the best deals will be on the brands exclusive to Amazon.
"We are thrilled to add our growing selection of high-quality private label items to Prime Day's epic day of deals and offer the lowest prices across products from our brands," said Sarah Wood, vice president of Amazon Private Brands.
Virtual help
Worried about missing a deal? Amazon recommends that shoppers download the free Amazon app. The app makes it easy to preview, track and shop those Lightning Deals while at home or on-the-go with deal alerts.
Organized shopping
Amazon shoppers will be able to find deals organized by more than 40 of the most-shopped-for interests from style and fashion to electronics, cooking, travel and more.
Look for the badge
Shoppers will also be able search for a specific product to see if it has a Prime Day badge -- which means it is discounted for the shopping event.