The Oura Ring 4 Is $100 off Ahead of Black Friday

Looking for a health and fitness tracker that doesn’t require you to wear a big, bulky watch? You can grab an Oura Ring 4 for just $249 from Amazon, a $100 break from the normal price. It’s compatible with both iOS and Android apps, has a battery that last for days, and accurately tracks a ton of health data, from hiking and sleeping to period predictions and food intake.

This generation of Oura smart ring has a number of major improvements, but the biggest…