Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Smart Ring: Monitors heart rate, blood oxygen, blood pressure, and sleep
If you are interested in more details, you can find full information on the seller's page.
€21.41
Last price update: 10/7/26
Available to order
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United States
United States
Available
Product details
Features
- 5ATM waterproof rating
- Multiple sport modes
- Monitors heart rate, blood oxygen, blood pressure, and sleep
A smart ring with heart rate, blood oxygen, blood pressure, and sleep monitoring, a 5ATM waterproof rating, and multiple sport modes.
General specs
- Seller: AliExpress
- ID: 1005013272001609
- Sport Modes: Multiple sport modes
- Product Type: smart ring
- Waterproof Rating: 5ATM
- Monitoring Functions: Heart rate, blood oxygen, blood pressure, and sleep monitoring
- First listed by seller: October 7, 2026
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| Model | V11 | O Ring | R04 | |||
| Price | €21.41 | €17.06 | €22.19 | €14.01 | €214.17 | €17.86 |
| Seller | AliExpress | AliExpress | AliExpress | AliExpress | Retailer | AliExpress |
| Update | Nov 2, 2026 | Nov 2, 2026 | Nov 2, 2026 | Nov 2, 2026 | May 20, 2026 | Sep 26, 2026 |
| Product Type | smart ring | Smart ring | Smart ring health tracker | Fitness tracking ring | ||
| Waterproof Rating | 5ATM | IP68 | IP68 waterproof | |||
Smart Ring
€21.41
When this device makes sense
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