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💍 Own your health journey with stealthy precision.
The Oura Ring 4 Smart Ring in Stealth is a cutting-edge biometric wearable crafted from durable titanium. It tracks over 50 health metrics including sleep, heart health, stress, and women’s health with adaptive Smart Sensing technology. Featuring up to 8 days of battery life, IP68 waterproof rating, and seamless Bluetooth connectivity, it offers a discreet, stylish way to monitor your wellness continuously. Multi-ring support and an included membership enhance personalization and insights, making it a must-have for health-conscious professionals.
| ASIN | B0D9WVTHPV |
| Additional Features | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| Age Range Description | Adult |
| Band Color | Stealth |
| Band Material Type | Titanium |
| Battery Average Life | 5 days |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 80 minutes |
| Best Sellers Rank | #314 in Electronics ( See Top 100 in Electronics ) #3 in Smart Rings #12 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 | Tang Buckle |
| Color | Stealth |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Connectivity Technology | Bluetooth |
| Controller Type | App-based |
| Customer Reviews | 4.0 4.0 out of 5 stars (9,174) |
| Display Type | No Display |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Human Interface Input | Unknown |
| Item Dimensions | 1.1 x 1.1 x 0.31 inches |
| Item Dimensions D x W x H | 0.31"D x 1.1"W x 0.31"H |
| Item Weight | 0.19 kg |
| Manufacturer | Oura |
| Metrics Measured | Body Temperature, Menstrual Cycle, Sleep Duration, Stress |
| Model Name | Oura Ring 4 |
| Model Number | JZ90-54218-07 |
| Operating System | i_os, android |
| Shape | Round |
| Sport Type | Multi-Sports |
| Style Name | Metallic |
| Supported Application | Fitness Tracker |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| Warranty Description | 1 Year Manufacturer |
| Warranty Type | Standard/Full warranty |
| Water Resistance Depth | 100 meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IP68 |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |
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