R04 Smart Ring Heart Rate and Blood Oxygen Health Tracker
Track your wellness seamlessly with the R04 Smart Ring Heart Rate and Blood Oxygen Health Tracker. Designed as a lightweight, screen-free wearable, this smart ring features an impressive 5ATM waterproof rating and high-precision sensors for continuous physical monitoring throughout the day and night.
Powered by Jeri chipset and Bluetooth 5.4, the R04 Smart Ring Heart Rate and Blood Oxygen Health Tracker delivers real-time heart rate measurement, blood oxygen saturation (SpO2), HRV variability, stress levels, sleep quality tracking, and female physiological reminders. Syncing with the QRing app, it boasts 5–7 days of active usage per charge[cite: 1].
Technical Specifications
Detailed product hardware parameters and system features[cite: 1].
| Product Name |
R04 Smart Ring Heart Rate and Blood Oxygen Health Tracker[cite: 1] |
| Chipset & Connectivity |
Jeri Chipset | Bluetooth 5.4[cite: 1] |
| Sensors & Water Resistance |
STK8321-W Sensor Chip | 5ATM Waterproof Rating[cite: 1] |
| Battery & Charging Time |
15mAh (18mAh for Size 9+) | 1.5 Hours Magnetic Charging[cite: 1] |
| Battery Duration |
5 to 7 Days Active Use | 15 Days Standby[cite: 1] |
| Dimensions (Size 13 Example) |
Diameter: 22.4mm | Circumference: 70mm[cite: 1] |
| App & OS Compatibility |
QRing APP | Android 5.1+ or iOS 8.0+[cite: 1] |
| Package Contents |
Smart Ring * 1, Charging Line * 1, Manual * 1, Retail Box * 1[cite: 1] |
| Package Weight & Dimensions |
0.07 kg / 0.16 lbs | 7.5cm x 7.5cm x 4.3cm (2.95in x 2.95in x 1.69in)[cite: 1] |
Key Software & Fitness Features
Highlights of health tracking, daily activities, and remote utilities[cite: 1].
| Comprehensive Health Metrics |
Heart rate, blood oxygen (SpO2), HRV stress tracking, sleep analysis, and female physiological reminders[cite: 1]. |
| Daily Activity & Sports |
Accurate step counter, distance tracking, calorie burn calculation, and multiple sports exercise modes[cite: 1]. |
| Smart Remote Utilities |
Remote camera shutter for taking photos, ring search functionality, and multi-language QRing app support[cite: 1]. |
Shopping Guarantee: 5ATM water resistance, 5-7 days usage time, and 24/7 continuous health tracking[cite: 1].
