| Number of Items in Set | 12 |
|---|---|
| Display Resolution | 240 x 240 |
| Power Source | Batteries |
| Size | 4-15 |
| Color | White |
| Indoor/Outdoor | Indoor/Outdoor |
| Measurement System | Decimal & Imperial |
| Material | Titanium |
| For Operating Systems | iOS, Android |
| Brand | Oura |
| Type | Activity Tracker |
| Department | Unisex Adults |
| Battery Life | Up to 7 Days |
| Measurement Provided | Heart Rate |
| Unit Type | Unit |
| Language | English |
| Item Height | 6 in |
| Model | Model 4 |
| Body Area | Hand |
| Sensors | SpO2, Accelerometer |
| Sport/Activity | Running & Jogging |
Check the listing for details. Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 11 -. Color: White, Condition: Used. Listed at 175.00 USD. Model: Oura Ring 4 (2024). Oura Ring 4 – Size 11 – Stealth. OR4 Sizing Kit. IncludesOR4 Sizing Kit so you can confirm fit before wearing regularly. Charging dock. Perfect for anyone looking to monitor their health without wearing a bulky smartwatch.