Oura Ring 4 Smart Ring Size 9 Black Sleep Fitness Activity Heart Rate Tracker
Real photos | Tested
Shipping
Depends on item size and packaging.
Returns
Limited 14-day coverage on eligible issues.
Local pickup
Available in Taylorsville, UT.
Included and condition
Included
- Oura Ring 4 Smart Ring
- User manual
- Charging cable (if included)
- Box not included for used items
Condition
- Graded Good. Use the listing photos for final cosmetic review.
- Cosmetic wear is referenced in the listing. The product photos should be part of your final condition review.
Pickup and support
Pickup location
5500 S Redwood Rd Ste 203
Taylorsville, UT 84123
Mon-Sat 11AM-6PM
Call or text
Share the SKU at 3857156888 if you want a quick confirmation before ordering or pickup.
Get directionsProduct overview
Discover the Oura Ring 4 Smart Ring, Size 9 in Black, available now at TamDo.us. This pre-owned device is in good condition, featuring a sleek titanium design and advanced health tracking capabilities. With 24/7 biometric monitoring, it tracks your sleep quality, heart rate, and daily activity, ensuring you stay informed about your health. Each ring may show signs of use, so please reference the real product photos for a closer look. We ship from Utah within 1-2 business days, and enjoy free shipping on orders over $150. Plus, our 14-day return policy ensures your purchase is risk-free.
Key features
- ✓Size 9, Black titanium finish
- ✓Sleep and fitness tracking capabilities
- ✓Heart rate and blood oxygen monitoring
- ✓Water-resistant design
- ✓Battery life up to 7 days
Product details
SKU#31713- This product is in "Good condition", may have signs of use/surface marks. Reference pictures to see what accessories are included in this listing.
The Oura Ring 4 is Next-Generation smart ring engineered with Smart Sensing technology for accurate health monitoring. Crafted with an sleek all-titanium exterior and recessed internal sensors, this Size 9 Black ring delivers 24/7 biometric tracking for sleep quality, heart rate, blood oxygen, daily activity, and readiness scores.
Designed with improved sensor accuracy and all-day comfort, it automatically detects workouts, measures stress trends, and monitors sleep stages. It syncs seamlessly via Bluetooth with the Oura App on iOS and Android to provide personalized health data and recovery insights.
A lightweight, stylish, and durable wearable solution for non-intrusive activity tracking and continuous wellness analysis.
What's included
- 📦Oura Ring 4 Smart Ring
- 📦User manual
- 📦Charging cable (if included)
- 📦Box not included for used items
Confirm exact contents in the product photos. Accessories vary per unit.
🌐 Why buy on TamDo.us
Buying pre-owned electronics on TamDo.us means lower prices than retail without sacrificing quality. We photograph each item in our Utah warehouse so you see exactly what you're buying — not stock images. Orders ship fast (1-2 business days) with tracking, and we offer 14-day returns on material defects. Need to inspect in person? Visit our local store at TamDous.com.
Frequently asked questions
What is the battery life of the Oura Ring 4?
The Oura Ring 4 has a battery life of up to 7 days.
Is the ring water-resistant?
Yes, the Oura Ring 4 is designed to be water-resistant.
What condition is the ring in?
This pre-owned ring is in good condition with possible surface marks.
Are accessories included with the purchase?
Please check the product photos for details on included accessories.
What is your return policy?
We offer a 14-day return policy for your peace of mind.
How long does shipping take?
We ship within 1-2 business days from Utah.
