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Smring Smart Ring, Fitness Tracking Ring
Affordable Health Monitoring with Diverse Features
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Check Price on Amazon⚡ No monthly subscription fee listed
⚡⚡ Specification Summary: Smring Smart Ring, Fitness Tracking Ring
⚡ Specification Summary: Smring Smart Ring, Fitness Tracking Ring
Smring Smart Ring, Fitness Tracking Ring offers a subscription-free hardware setup with $0 ongoing monthly software fees. Published specifications list up to 7-day battery life, IP68 Waterproof, and 3g weight.
📋 Key Takeaways:
- ✓Rated Battery Life: Up to 7 days per charge cycle (80-minute full recharge).
- ✓Monthly Subscription: $0/month ($129.00 3-year total).
- ✓Durability & Sizing: IP68 water resistance with #8, #9 sizing options.
Affordable Health Monitoring with Diverse Features
Order the manufacturer sizing kit prior to ring delivery to verify finger fit.
Advantages & Pros
- ✓IP68 Water Resistance
- ✓No Subscription Fees
- ✓Comprehensive Health Tracking
Limitations & Cons
- ✕Battery Life Can Vary
- ✕Limited Advanced Features
- ✕Material May Feel Cheap
Form Factor & Resilience
| Materials | IP68 Waterproof |
| Width / Thickness | 8mm wide / 2.8mm thick |
| Weight | 3g |
| Water Resistance | IP68 |
| Size Range | #8, #9 |
| Sizing Kit Offered | ✓ Yes |
Power Architecture
| Battery Life | Up to 7 days |
| Charging Time | minutes |
| Charger Type | Magnetic Charging Box |
| Charging Case Included | ✓ Yes |
| Case Battery Capacity | + days |
Sensor Array & Biometrics
| Built-in Sensors | Heart Rate Monitor, Sleep Tracker |
| LED Optical Colors | Green LED, Red LED, Infrared Sensor |
| Stress Tracking | ✓ Yes |
| Cycle Prediction | ✓ Yes |
| Sleep Metrics | Sleep Stages (Deep/Light) |
Software & Ecosystem
| Companion App | Naughtbaby App |
| Supported OS | iOS & Android |
| Apple Health Link | ✓ Yes |
| Google Connect Link | ✓ Yes |
| Offline Storage | Up to days |
| Bluetooth version | Bluetooth 5.0 |
Virtual Sizing Assistant
Convert your finger circumference to a standard US ring size. Smart ring brands may size differently from jewelers, so confirm with the manufacturer's sizing guide or sizing kit before buying.
Your Standard US Ring Size
Smart ring sizes vary by brand and model. Use this as a starting point and confirm your size with the manufacturer's sizing guide or sizing kit before ordering.
Sizing Decision Matrix (24-Hour Sizing Kit Rule)
Learn how to bypass sizing mismatches. Under the 24-Hour Sizing Kit Rule, users must wear a plastic sizing ring for a full day to capture natural biometric swelling cycles.
Do you own or have access to an official vendor sizing kit?
Frequently Asked Questions: Smring Smart Ring, Fitness Tracking Ring
Does the Smring Smart Ring, Fitness Tracking Ring require a monthly subscription?
No. The Smring Smart Ring, Fitness Tracking Ring is subscription-free ($0/month), so its 3-year total cost remains equal to its $129 hardware MSRP.
How long does the Smring Smart Ring, Fitness Tracking Ring battery last?
Manufacturer specifications rate the Smring Smart Ring, Fitness Tracking Ring for up to 7 days per charge, with a full recharge time of approximately 80 minutes.
What are the Smring Smart Ring, Fitness Tracking Ring dimensions and water resistance?
The Smring Smart Ring, Fitness Tracking Ring weighs 3g, measures 8mm wide by 2.8mm thick, is constructed from IP68 Waterproof, and is rated for IP68.