Naughtbaby ea1fbfc5-38ef-4a53-8f90-cee09948b5d5 Smart Ring for Fitness and Health Tracking: Track heart rate and sleep stages
This smart ring is for the active person who wants health insights without constant phone checking. Whether you're tracking your morning run recovery or monitoring sleep patterns after a busy week, it provides continuous data that fits into your daily routine.
While many trackers focus on fitness metrics, this ring offers a holistic view of wellness. The auto-detection technology quietly records your heart rate throughout the day, giving you a clear picture of how stress, exercise, and rest affect your body. You'll notice subtle patterns, like how your resting heart rate drops after consistent sleep, helping you make informed lifestyle adjustments.
With up to 10 days of battery life, you can wear it through multiple workouts and sleep cycles without frequent charging. It syncs directly with Apple Health, keeping all your wellness data in one place. The women's health tracking provides personalized cycle reminders, while the gesture controls let you capture moments hands-free. This ring delivers practical health monitoring that adapts to your life.
Features
- Automatically measures heart rate at customizable intervals
- Up to 10 days standby time
- Syncs directly with Apple Health
- Women's health cycle tracking
- Smart gesture controls for photos and videos
- Track heart rate and sleep stages
General specs
- Brand: Naughtbaby
- Model: ea1fbfc5-38ef-4a53-8f90-cee09948b5d5
- Seller: Amazon
- ID: B0FL2HZ5PG
- Size: #13
- Type: Fitness Tracking Ring, Health Tracker
- Brand: Naughtbaby
- Battery Life: Up to 10 days
- Intended Use: Fitness Tracking, Health Monitoring, Content Creation, Social Media
- Product Name: Smring Smart Ring
- Compatibility: iPhone, Android
- Target Gender: Women, Men
- Smart Features: Gesture Controls, Shake-to-Capture Photo, Hands-Free Short Video Scrolling
- Package Contents: 1 ring
- Technology Features: Auto-Detection Technology, Customizable Heart Rate Measurement Intervals, Resting/Maximum/Minimum Heart Rate Recording, Sleep Quality Analysis, Sync with Apple Health
- Subscription Required: No
- Water Resistance Rating: IP68
- Health Monitoring Features: Heart Rate Monitor, Sleep Tracker, Sleep Stages (Deep/Light), Activity Tracking (Running, Cycling, Hiking, Golf), Women's Health Cycle Tracking, Menstrual Cycle Recording, Ovulation Predictions, Fertility Alerts, Period Reminders, Cycle Pattern Analysis
- First listed by seller: 3/11/26
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
United States
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| Brand | Naughtbaby | Kuinha | Free Shark | |||
| Model | ea1fbfc5-38ef-4a53-8f90-cee09948b5d5 | 2024 | FT Ring | |||
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| Price | $49.99 | $16.99 | $99.99 | $25.87 | $29.99 | $48.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 21, 2026 | Mar 21, 2026 | Mar 21, 2026 | Dec 6, 2025 | Mar 21, 2026 | Mar 21, 2026 |
| Size | #13 | 9 | 8 | 10 | ||
| Battery Life | Up to 10 days | 7 days | 5-7 days of use, 15 days of standby | 3–5 d | ||
| Compatibility | iPhone, Android | Android 6.0 or above, iOS 11.0 or higher | iOS, Android | Android 5.1 or above, iOS 8.0 or above | ||