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💍 Elevate your health game—wear the future on your finger.
The Oura Ring 4 is a sleek, gold titanium smart ring designed for millennial professionals seeking precise, continuous health insights. It tracks over 50 metrics including sleep, activity, stress, and women’s health, powered by adaptive Smart Sensing technology. With up to 8 days of battery life, water resistance, and multi-ring style options, it blends cutting-edge wellness tracking with effortless, stylish wearability.
| ASIN | B0D9WVNR9H |
| Additional Features | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| Age Range Description | Adult |
| Band Color | Gold |
| Band Material Type | Titanium |
| Battery Average Life | 5 days |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 80 minutes |
| Best Sellers Rank | #285 in Electronics ( See Top 100 in Electronics ) #3 in Smart Rings #8 in Activity & Fitness Trackers |
| Brand | OURA |
| Built-In Media | Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide |
| Case Material Type | Titanium |
| Closure Type | Slip On |
| Color | Gold |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Connectivity Technology | Bluetooth |
| Controller Type | self-developed |
| Customer Reviews | 4.0 4.0 out of 5 stars (9,224) |
| Display Type | No Display |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Human Interface Input | Buttons |
| Item Dimensions | 1.1 x 1.1 x 0.28 inches |
| Item Weight | 0.18 kg |
| Manufacturer | Oura |
| Metrics Measured | Body Temperature, Menstrual Cycle, Sleep Duration, Stress |
| Model Name | Ring 4 Smart Ring |
| Model Number | JZ90-54216-07 |
| Operating System | iOS, Android |
| Shape | Round |
| Style Name | Metallic |
| Supported Application | iOS, Android, Health Tracking, Fitness, Productivity, Smart Home, Lifestyle |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| Unit Count | 1 Count |
| Warranty Description | 1 Year Manufacturer |
| Warranty Type | Standard/Full warranty |
| Water Resistance Depth | 100 meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IPX4 (predicted) |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |
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