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.
Smart ring.
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JAKCOM R3 Smart ring.
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JAKCOM B3 Product type: Smart watch
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JAKCOM B3 Smart watch
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JAKCOM B3 Smart watch
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JAKCOM B3 JAKCOM B3 smart watch
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JAKCOM B3 Smart watch
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| Brand | JAKCOM | JAKCOM | JAKCOM | JAKCOM | JAKCOM | JAKCOM |
| Model | R3 | B3 | B3 | B3 | B3 | B3 |
| Price | PLN 71.58 | PLN 57.19 | PLN 63.54 | PLN 63.54 | PLN 82.37 | PLN 57.19 |
| 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 |
| Model Name | R3 | B3 | B3 | B3 | B3 | B3 |
| Product Type | Smart ring | Smart watch | Smart watch | Smart watch | Smart watch | Smart watch |
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