Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Touch Color Screen Touch Color Screen Fitness Heart Rate Smart Watch
Available offers (7)
Current
Touch Color Screen
Alibaba
PLN 51.95
Available to order
Features
- Touch color screen
- Fitness and heart-rate features
- Listed for iPhone and Android
General specs
- Seller: Alibaba
- ID: 62014896969
- Model: B57
- Display: Touch Color Screen
- Features: Fitness, Heart Rate
- Product Type: Smart watch
- Compatible Platforms: iPhone, Android
- First listed by seller: September 22, 2026
If you are interested in more details, you can find full information on the seller's page.
PLN 51.95
Last price update: 11/13/26
Available to order
We may earn a commission
Shipping options
Delivery to 
Poland
Poland
Available
The B57 is a fitness smartwatch with a touch color screen and a stated heart-rate feature. The screen allows direct touch interaction. The listing names iPhone and Android but gives no further compatibility details.
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| Brand | Microwear | Huawei | FITUP | COLMI | ||
| Price | PLN 51.95 | PLN 75.93 | PLN 625.86 | PLN 98.91 | PLN 53.15 | PLN 71.94 |
| 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 | smartwatch | Smartwatch | Smart Watch, Bracelet, Smartwatch, Wristwatch | smart watch | |
Touch Color Screen Fitness Heart Rate Smart Watch Touch color screen
PLN 51.95
We may earn a commission
When this device makes sense
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