Duobuy Smart Ring Smart Health Ring: Intelligent Sleep Tracker
Meet the Smart Health Ring—your new fitness buddy that doesn't care if you're a woman or a man, it's got your back (or rather, your finger). This little powerhouse keeps tabs on your health around the clock with 24-hour heart rate, blood oxygen, and HRV monitoring. Think of it as having a tiny health detective on your finger, always on the case.
And when it's time to hit the hay, it transforms into an intelligent sleep tracker, crunching the numbers on your sleep patterns so you can wake up feeling like you actually slept. Whether you're running, cycling, or just trying to remember where you left your keys, its multiple sport modes have got you covered, tracking everything from steps to calories burned without breaking a sweat.
Plus, with its long battery life and no sneaky subscription fees, it's the gift that keeps on giving (unlike that gym membership you never use). Works with iPhone and Android, because good health shouldn't pick sides.
Features
- 24-hour health monitoring
- Activity Tracker & Multiple Sport Modes
- No Subscription Fees
- Long Battery Life
- Easy to Charge and Wide Compatibility
- Intelligent Sleep Tracker
General specs
- Brand: Duobuy
- Model: Smart Ring
- Seller: Amazon
- ID: B0FBMLX8WR
- Package Dimensions: 3.62 x 3.54 x 1.26 inches
- Item Weight: 3.2 ounces
- batteries: 1 A batteries required. (included)
- Waterproof: IP68
- First listed by seller: 6/29/25
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
Russia
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| Brand | Duobuy | Aichiken | CE | Hivisuals | Neworld Life | Zeblaze |
| Model | Smart Ring | R18 | ||||
| Color | ||||||
| Rating |
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| Price | $69.98 | $65.99 | $38.74 | $43.99 | $40.68 | $129.04 |
| Seller | Amazon | Amazon | Joom | Amazon | Joom | Joom |
| Update | Jun 29, 2025 | Dec 6, 2025 | Dec 9, 2025 | Nov 9, 2025 | Dec 7, 2025 | Dec 7, 2025 |
| batteries | 1 A batteries required. (included) | 1 Lithium Ion batteries required. (included) | 1 AA batteries required | |||
| Waterproof | IP68 | Yes | IP68 | Yes | Yes | |
| Battery Life | 5-7 days | 5-7 days | 12 hours | |||
