💍 Elevate your wellness game with the ring that knows you best.
The Oura Silver Smart Ring (Size 9) is a sleek, lightweight wearable designed for continuous heart rate monitoring and activity tracking. Featuring up to 8 days of battery life and Bluetooth connectivity, it seamlessly syncs with both iOS and Android devices. Its minimalist design offers a discreet yet powerful way to optimize sleep and fitness insights without the need for a display.
| Brand | OURA |
| Manufacturer | Oura |
| Model | JZ90-54217-09 |
| Model Name | Oura Ring 4 |
| Product Dimensions | 2.6 x 2.6 x 0.7 cm; 180 g |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Item model number | JZ90-54217-09 |
| 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 | Buttons |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Oura |
| Item Weight | 180 g |
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