REWSX Smart Health Ring: Heart rate, blood oxygen, and blood pressure monitoring 24/7
For the active professional who wants health insights without a bulky wrist tracker, this smart ring fits seamlessly into your daily routine. It monitors your heart rate and blood oxygen during a morning jog, tracks your steps through a busy workday, and analyzes your sleep quality without you ever needing to press a button. The slim design is so comfortable you might forget you're wearing it, yet it delivers precise data to help you optimize your wellness.
Unlike other fitness wearables that require monthly fees, this ring offers lifetime access to its app, so you can view real-time health metrics and trends without extra costs. The portable charging case provides up to 60 days of use on a single charge, making it ideal for travel or outdoor adventures. Compatible with iPhone and Android, it connects easily to give you actionable insights for a healthier lifestyle.
Features
- Intelligent sleep tracker with deep and light sleep analysis
- Activity tracker with multiple sport modes like running and yoga
- No subscription fees for lifetime app access
- IP68 waterproof and up to 5-day battery life
- Wide compatibility with iPhone and Android phones
- Heart rate, blood oxygen, and blood pressure monitoring 24/7
General specs
- Brand: REWSX
- Seller: Amazon
- ID: B0G92Q8NHB
- Size: 11
- Battery Life: 3–5 d
- Connectivity: Bluetooth
- Display Type: None
- Charging Time: 2
- Charging Method: Magnetic
- OS Compatibility: Android 4.4, iOS 8.4
- Water Resistance: IP68
- First listed by seller: 1/12/26
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Shipping options
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| Brand | REWSX | REWSX | REWSX | FKGZJF | KppeX | Tiantianka |
| Model | 7# | X1-11# | Smart Ring | |||
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| Price | $59.98 | $56.98 | $56.98 | $59.98 | $139.99 | $58.88 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 |
| Size | 11 | 7 | 14 | 8 | 11 | 6 |
| Battery Life | 3–5 d | 3–5 d | 3–5 d | 3–5 d | 3–5 d | 3–5 d |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth |
| Charging Time | 2 | 2 | 2 | 2 | 2 | 2 |
| Charging Method | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
| OS Compatibility | Android 4.4, iOS 8.4 | Android 5.0+, iOS 8+ | Android 4.4+, iOS 8.4+ | Android 4.4, iOS 8.4 | Android 4.4+, iOS 8.4+ | Android 5.0+, iOS 8+ |
| Water Resistance | IP68 | IP68 | IP68 | IP68 | IP68 | IP68 |
| Weight | 100 | 4 | 100 | 4 | ||
| Material | Titanium Alloy | Titanium Alloy | Metal | Stainless Steel | Titanium Alloy | |
| Battery Capacity | 400 | 400 | 400 | 400 | ||