Description
Pro-Fitness Smart Ring (Model R04)
Monitor your health and active lifestyle discreetly. Crafted from premium, ultra-lightweight stainless steel (only 3.6g), the R04 Smart Ring sits comfortably on your finger, allowing you to track your vitals and workout patterns completely hands-free with zero monthly subscription fees.
🌟 Key Features & Functions
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- Advanced Health Management: Real-time continuous tracking for heart rate, blood oxygen saturation (SpO2), daily stress levels, and HRV (Heart Rate Variability).
- Premium 5ATM Waterproofing: 100% waterproof and dustproof up to 50 meters. Completely safe for swimming laps, showering, open water sports, and intense workouts.
- Smart Sleep Coaching: Automatically monitors and analyzes your deep sleep, light sleep, REM cycles, and nightly rest recovery scores via the companion mobile app.
- Long Battery Performance: Enjoy 5 to 7 days of continuous active use (and up to 15 days of standby) on a single 1.5-hour magnetic quick-charge.
- Smart Remote Control: Use simple ring gestures to control your smartphone camera remotely for hands-free photos.
⚙️ Technical Specifications
Design & Material
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- Material: High-grade Stainless Steel
- Weight: Ultra-light 3.6g (measured on size 8)
- Available Colors: Gunmetal, Sleek Silver, Luxury Rose Gold
- Sizing Guide (Internal Diameter):
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- Size 7 (17.5 mm) | Size 8 (18.3 mm) | Size 9 (19.1 mm) | Size 10 (20.0 mm)
- Size 11 (20.8 mm) | Size 12 (21.6 mm) | Size 13 (22.4 mm)
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Hardware & Sensors
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- Main Chipset: Jieli JL7073A
- Memory Configuration: RAM 284KB / FLASH 8Mb
- Bluetooth Connectivity: Advanced Bluetooth 5.4 BLE (Bluetooth Low Energy)
- Motion Sensor: STK8321-W
- Heart Rate Biosensor: HX 3918
Battery & Charging
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- Battery Type: Premium Lithium Polymer
- Capacity: 15mAh (Upgraded to 18mAh for size 9 and larger)
- Charging Method: Magnetic Charging Cable
- Charging Duration: Approximately 1.5 Hours
Software & App Integration
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- Official Companion App: QRing (Free download on iOS and Android)
- Compatibility: Android 5.1 or above / iOS 8.0 or above
- App Tracking Metrics: Step counter, distance metrics, calorie burning calculation, sleep analysis, heart rate tracking logs, blood oxygen history, and stress metrics.
- Global Language Support: Fully supports English, Spanish, French, German, Italian, Ukrainian, Russian, Portuguese, Arabic, Japanese, Korean, and 20+ other major languages.
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