💍 Elevate your wellness game with the ring that knows you best.
The Oura Ring 4 in brushed silver is a smart ring designed for professionals who demand precision health insights and style. Featuring up to 8 days of battery life, advanced sleep and heart rate tracking, and Bluetooth smart sensing, it offers seamless integration with your smartphone. Its unique Size First system ensures a perfect fit, making it a discreet yet powerful fitness and wellness companion.
| Brand | OURA |
| Manufacturer | Oura |
| Model | JZ90-54220-12 |
| Model Name | Oura Ring 4 - Brushed Silver - Size 12 - Smart Ring | Size First with Oura Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life |
| Product Dimensions | 2.6 x 2.6 x 0.8 cm; 181 g |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Item model number | JZ90-54220-12 |
| Compatible Devices | Smartphone |
| Special Features | Smart Sensing |
| Mounting Hardware | Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide |
| Number of items | 1 |
| Display Type | Analog |
| Battery Average Life | 8 Days |
| Charging Time | 80 Minutes |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium Polymer |
| Wireless Type | Bluetooth |
| Connector Type | Bluetooth |
| Device interface - primary | Buttons |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Oura |
| Item Weight | 181 g |
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