Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
If you are interested in more details, you can find full information on the seller's page.
Model N58 smartwatch with ECG and PPG monitoring, an electrocardiograph (ECG) display, and a Holter ECG function.
It also lists heart rate monitoring and blood pressure monitoring.
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NO.1 NO.1 DT58 ECG monitoring
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| Model | N58 | W55 | L10 | W55, W54, W34 | NO.1 DT58 | |
| Price | PLN 98.91 | PLN 201.83 | PLN 91.92 | PLN 51.88 | PLN 87.88 | PLN 53.95 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 |
| ECG | ECG | ECG | ECG | |||
| PPG | PPG | PPG | PPG | |||
| Product Type | smartwatch | smartwatch | smartwatch, smart bracelet, smart watch | |||
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