Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Fitness Running Fitness Running Smartwatch
Available offers (2)
Current
Fitness Running
Alibaba
€13.39
Available to order
Features
- Described as a fitness and running watch.
General specs
- Seller: Alibaba
- ID: 62393458247
- OEM/ODM: OEM/ ODM
- Model Number: B57
- Product Type: Smartwatch, Smart Bracelet, Fitness Running Watch
- First listed by seller: September 22, 2026
If you are interested in more details, you can find full information on the seller's page.
€13.39
Last price update: 9/22/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
Smartwatch smart bracelet listed in Consumer Electronics. The offer title identifies it as a B57 item and includes OEM/ODM wording.
Price: 15 USD.
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| Model | DT88 | H8 | M19 | |||
| Price | €13.39 | €21.86 | €20.08 | €17.90 | €45.96 | €17.67 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 | Oct 11, 2026 |
| Product Type | Smartwatch, Smart Bracelet, Fitness Running Watch | Fitness Sport Smart Bracelet, Sport Watch | smart watch phone, wrist fitness tracker, bracelet smartwatch | fitness wrist watch, smart bracelet | smart watch, fitness tracker | |
Fitness Running Smartwatch Described as a fitness and running watch.
€13.39
When this device makes sense
Product confidence
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