The Oura Ring 4 is a 'future-proof smart ring,' and it's now on sale for a record-low price of $399 ahead of Prime Day.

Along with the announcement of this year's Prime Day dates, Amazon is offering some tempting freebies, and I have all the details on how to win a $1,000 Amazon gift card and a year of free groceries.

Amazon has confirmed the dates for this year's Prime Day sale and revealed several early deals that you can shop now — here's everything you need to know and my top picks from all the current offers.

Hurry, Amazon's Mid-Year Sale ends June 7 – save on smart home devices, phones, tablets, headphones, cameras and more before the sale ends.