From "Planet Earth" to "Harry Potter 4K Collection," here are the best Prime Day Blu-ray deals to shop at Amazon: Here's where to find and buy online.

What's the price for feeling more secure in your home? How does a hundred bucks sound? That's the Amazon Prime Day price of the Ring Floodlight Cam. It's marked down from to $100 (from $180), so it's a significant savings, especially for a top-of-the-line security system.

Samsung may have only entered this smart ring market this time last year, but its first-generation Galaxy Ring has proved quite impressive – especially if you're in the Galaxy ecosystem. Less than a year after its formal debut, Amazon is taking $100 off the Galaxy Ring for Prime Day 2025, bringing it down to just $299.99 in gold, black, and silver.