Duobuy Health Tracker Ring: Heart rate monitoring
For the busy professional who wants to track health without a bulky device, this smart ring offers discreet, all-day monitoring. It’s perfect for keeping tabs on your heart rate and activity during meetings or workouts, giving you a clear picture of your wellness without interrupting your day.
Unlike many fitness wearables that focus on performance, this ring emphasizes everyday health awareness. You’ll notice the gentle, continuous tracking that captures subtle changes, like how your heart rate dips during a calm moment, helping you manage stress and stay balanced. With no subscription fees, you get lifetime access to detailed app data, from sleep stages to blood oxygen levels, so you can make informed choices about your routine. The slim design is so comfortable you might forget it’s there, yet it’s IP68 waterproof for worry-free use in rain or at the sink.
Charging is simple with the included magnetic cable or portable case, and the long battery life means you can wear it for days without interruption. Compatible with iPhone and Android, it syncs seamlessly to show your progress, making it an ideal gift for anyone focused on holistic health.
Features
- Blood oxygen monitoring
- Sleep tracking
- Step and activity tracking
- No subscription fees
- IP68 waterproof
- Long battery life up to 5 days
- Multiple sport modes
- Compatible with iPhone and Android
- Heart rate monitoring
General specs
- Brand: Duobuy
- Seller: Amazon
- ID: B0DPL4N17S
- Health Sensors: Heart Rate, Blood Oxygen, Sleep Tracker, Step Tracker
- OS Compatibility: Android, iOS
- Water Resistance: IP68
- First listed by seller: 5/10/25
If you are interested in more details, you can find full information on the seller's page.
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| Brand | Duobuy | Tiantianka | Oucscru | KNGAD | Oucscru | Melilinkcn |
| Model | d07f0fc9-aafc-4178-89a6-c04a8ac99e42 | ae3d9f9e-0aea-46fa-8485-b4735bc0c901 | ||||
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| Price | $69.98 | $69.98 | $39.99 | $69.98 | $39.99 | $29.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Jun 27, 2025 | Jul 20, 2025 | Jun 27, 2025 | Jun 27, 2025 | Dec 6, 2025 | Dec 6, 2025 |
| Package Dimensions | 3.62 x 3.5 x 1.26 inches | 3.5 x 3.5 x 2.7 inches | 3.5 x 3.5 x 2.7 inches | |||
| Item Weight | 3.2 ounces | 0.8 Ounces | 0.8 Ounces | |||
| batteries | 1 A batteries required. (included) | 1 Nonstandard Battery batteries required. (included) | 1 Nonstandard Battery batteries required. (included) | |||
| Country of Origin | China | China | China | |||
| Memory Storage Capacity | 4 MB | 8 MB | 64 MB | |||
