lumthou Smart Ring: No subscription required for core health features
For the active professional who wants to track health without a bulky device, this smart ring is your discreet wellness companion. It monitors your heart rate, SpO2, and sleep patterns throughout the day, giving you insights to optimize your routine. The slim design feels like wearing nothing, so you can keep it on during workouts and sleep without discomfort.
Unlike other trackers, this ring focuses on connection, not just data. The gesture control lets you snap photos or skip songs hands-free, making moments with family more seamless. You will notice the battery lasts through a busy workweek, and the automatic sync means your health trends are always up to date without manual effort.
With no subscription fees, you own your data and gain peace of mind. Use it to track 12 sports modes or monitor stress levels, all while it syncs with Apple Health for a holistic view of your wellness journey.
Features
- Tracks heart rate, blood oxygen (SpO2), HRV, stress, period prediction, activity, and skin temperature
- 12 professional sports modes including running, cycling, swimming, yoga, weightlifting, hiking, and badminton
- Advanced sleep coaching with multi-sensor algorithm for deep, light, and REM sleep analysis
- IP67 water-resistant rating
- Up to 5 days battery life on a 2-hour charge, extendable with charging case
- Gesture control for taking photos and switching music tracks
- Automatic activity detection and data sync via Bluetooth (33 ft range)
- Compatible with Apple Health and Google Fit
- 30-day risk-free guarantee
- No subscription required for core health features
General specs
- Brand: lumthou
- Seller: Amazon
- ID: B0FP51386L
- Size: 9
- Warranty: 30-day risk-free guarantee
- Materials: Stainless Steel, Epoxy Resin
- Device Type: Smart Ring
- Battery Life: 5 days per charge
- Connectivity: Bluetooth
- Data Storage: Temporary offline storage
- Sports Modes: Running, Cycling, Swimming, Yoga, Weightlifting, Hiking, Badminton
- APP Languages: 30+ languages
- Charging Time: 2 hours
- Compatibility: Apple Health, Google Fit
- Sleep Tracking: Deep Sleep, Light Sleep, REM Sleep, Sleep Score, Sleep Analysis
- Bluetooth Range: 33 ft
- Model Subscription: No subscription required
- Additional Features: Gesture Control, Automatic Activity Detection, Photo Control, Music Control
- Water Resistance Rating: IP68
- Health Monitoring Features: Heart Rate, Blood Oxygen (SpO2), Heart Rate Variability (HRV), Stress Levels, Period Prediction, Activity Status, Skin Temperature Trends
- Additional Capacity Charging: 4 additional charges via charging case
- First listed by seller: 4/15/26
If you are interested in more details, you can find full information on the seller's page.
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Price History for seller Amazon
Shipping options
Russia
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| Brand | S SECRETTOP | Osawalla | VIYONA | |||
| Model | 12 | |||||
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| Price | $69.99 | $119.99 | $48.99 | $119.98 | $39.99 | $99.99 |
| Seller | Amazon | Amazon | Amazon | Joom | Amazon | Amazon |
| Update | May 9, 2026 | May 20, 2026 | May 27, 2026 | Feb 14, 2026 | May 29, 2026 | May 20, 2026 |
| Size | 9 | 8 | 10 | |||
| Battery Life | 5 days per charge | 3-5 days typical use, 7-10 days standby | 5 days continuous use, 30 days total with charging case | 12 hours | Multi-day | |
| Sports Modes | Running, Cycling, Swimming, Yoga, Weightlifting, Hiking, Badminton | Outdoor Running, Indoor Running, Outdoor Cycling, Indoor Cycling, Walking, Basketball, Football, Badminton, Swimming, Rope Skipping, Mountain Climbing, Yoga | 180+ | |||
| Compatibility | Apple Health, Google Fit | iPhone, Android | iOS, Android | men, women | ||
| Water Resistance | IP68 | IP68 | Waterproof | |||
| Activity Tracking | running, swimming, cycling, hiking, step count, calories burned, distance, speed, workout route, sport time | Fitness Tracker | Steps, Distance, Calories | |||
| Health Monitoring | 24-hour heart rate, 24-hour blood oxygen, sleep tracking, sleep quality, falling asleep time, waking up time | Heart Rate | Sleep, Heart Rate, SpO₂, Stress Levels | |||
Smart Ring Gold No subscription required for core health features
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