💍 Own your health, invisibly powerful.
The Oura Ring 4 Stealth is a cutting-edge smart ring designed for professionals who demand precise health insights without compromising style. Featuring continuous heart rate monitoring, advanced sleep and activity tracking, and up to 8 days of battery life, it seamlessly syncs with your smartphone via Bluetooth. Its sleek, display-free design offers a discreet yet powerful wellness companion that fits uniquely to your finger size, making it the ultimate wearable for optimizing performance and recovery.
| Brand | OURA |
| Manufacturer | Oura |
| Model | JZ90-54218-13 |
| Product Dimensions | 2.7 x 2.7 x 0.8 cm; 181 g |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Item model number | JZ90-54218-13 |
| Compatible Devices | Smartphone |
| Special Features | Heart Rate Monitor, Activity Tracker |
| Mounting Hardware | Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide |
| Number of items | 1 |
| Display Type | No Display |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium Polymer |
| Wireless Type | Bluetooth |
| Connector Type | Bluetooth |
| Device interface - primary | Touchscreen |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Oura |
| Item Weight | 181 g |
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