Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
No.1 S10 No.1 S10 Smartwatch with heart rate and sleep monitoring
Features
- IP68 water resistance rating
- Heart rate monitoring
- Sleep monitoring
General specs
- Model: No.1 S10
- Seller: Alibaba
- ID: 62241017061
- Brand: No.1
- Model: S10
- Product Type: smartwatch
- Sleep Monitoring: sleep monitoring
- Water Resistance: waterproof
- Heart Rate Monitoring: heart rate
- Ingress Protection Rating: IP68
- First listed by seller: September 22, 2026
If you are interested in more details, you can find full information on the seller's page.
€23.56
Last price update: 9/22/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
The No.1 S10 is a smartwatch and sports fitness tracker with an IP68 water-resistance rating. It includes heart rate monitoring and sleep monitoring.
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| Brand | Kingwear | COLMI | ESEED | Xiaomi | KOSPET | |
| Model | No.1 S10 | KW10 | SKY 2 | Z7 | Verge | |
| Price | €23.56 | €24.10 | €16.85 | €9.19 | €84.79 | €11.60 |
| 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 | Fitness Tracker, Smart Watch | Smart watch | Smart Watch, Wristwatch | Smart Watch | |
| Water Resistance | waterproof | waterproof | Waterproof | |||
| Heart Rate Monitoring | heart rate | Heart Rate Monitor | Heart Rate Monitor | |||
Smartwatch with heart rate and sleep monitoring IP68 water resistance rating
€23.56
When this device makes sense
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