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.
Kingwear KW19 is a fitness sport smartwatch, released as a 2019 model. It includes heart rate monitoring and is stated to be suitable for women and men.
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Kingwear KW19 Heart rate monitoring
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| Model | KW19 | B57 | M19 | KW88 Pro | S08 | |
| Price | PLN 57.95 | PLN 85.89 | PLN 54.95 | PLN 79.13 | PLN 317.72 | PLN 47.40 |
| 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 |
| Product Type | Smart Watch | Smart Watch | Sports Smart watches | smart watch, fitness tracker | Smart Watch, Wristband | |
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