Duobuy Smart Ring Smart Health Ring: Intelligent Sleep Tracker
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.
General specs
- Brand: Duobuy
- Model: Smart Ring
- Seller: Amazon
- package_dimensions: 3.62 x 3.54 x 1.26 inches
- item_weight: 3.2 ounces
- batteries: 1 A batteries required. (included)
- waterproof: IP68
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
Comparison with similar products
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| Brand | Duobuy | Duobuy | Duobuy | Duobuy | KNGAD | Computer Life |
| Model | Smart Ring | Smart Ring | Smart Ring | |||
| Color | ||||||
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| Price | $69.98 | $69.97 | $69.98 | $69.98 | $69.98 | $36.08 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Joom |
| Update | June 29, 2025 | June 27, 2025 | June 26, 2025 | June 27, 2025 | June 29, 2025 | July 10, 2025 |
| package_dimensions | 3.62 x 3.54 x 1.26 inches | 3.03 x 2.95 x 1.85 inches | 3.07 x 2.91 x 1.85 inches | 3.03 x 2.95 x 1.81 inches | ||
| item_weight | 3.2 ounces | 3.84 ounces | 3.84 ounces | 3.84 ounces | ||
| batteries | 1 A batteries required. (included) | 1 A batteries required. (included) | 1 A batteries required. (included) | 1 A batteries required. (included) | ||
| waterproof | IP68 | IP68 | IP68 | |||