Sleep Wearable Form Factor
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B57-B Smart Watch with Blood Pressure, Blood Oxygen and Heart Rate Monitoring
The B57-B is a smart watch and fitness bracelet with blood pressure, blood oxygen, and heart rate monitoring. It has an IP67 water resistance rating.
Features
- Blood oxygen monitoring
- Heart rate monitoring
- Water resistance rating: IP67
- Blood pressure monitoring
General specs
- Model: B57-B
- Seller: Alibaba
- ID: 62351666824
- Model: B57-b
- IP Rating: IP67
- Product Type: Smart Watch
- Heart Rate Monitoring: Heart Rate Monitor
- First listed by seller: September 22, 2026
If you are interested in more details, you can find full information on the seller's page.
€12.02
Last price update: 9/22/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
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| Brand | Microwear | |||||
| Model | B57-b | l9 | CF18 | P70 | B57 | |
| Color | ||||||
| Rating | ||||||
| Price | €12.02 | €18.43 | €13.87 | €21.75 | €14.74 | €9.66 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Sep 28, 2026 | Sep 28, 2026 | Sep 28, 2026 | Sep 28, 2026 | Sep 28, 2026 | Sep 28, 2026 |
| Product Type | Smart Watch | Smart Watch, Sports Bracelet | Fitness Tracker, Smart Bracelet Watch | Smart Watch, Sports Bracelet | ||
| Waterproof Rating | IP67 | IP68 | IP67 | |||
Smart Watch with Blood Pressure, Blood Oxygen and Heart Rate Monitoring Blood pressure monitoring
€12.02
When this device makes sense
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