Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Standard Smartwatch with Heart Rate Monitor, SIM Card and TF Card Support
Available Options
Current
Standard
Alibaba
€28.97
Available to order
Features
- Heart rate monitor
- SIM card support
- TF card support
- Round screen
Product details
General specs
- Model: KW18
- Model: KW18
- Product Type: Smart Watch
If you are interested in more details, you can find full information on the seller's page.
€28.97
Last price update: 9/22/26
Available to order
Shipping options
Delivery to 
United States
United States
Available
The KW18 smartwatch has a round screen and a heart rate monitor for checking heart rate. It supports SIM and TF cards.
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| Brand | LICHIP | LEMFO | Maxhen | |||
| Model | KW18 | L145 | LEM10 | KW18 | ||
| Color | ||||||
| Rating | ||||||
| Price | €28.97 | €15.50 | €107.11 | €27.92 | €35.11 | €11.33 |
| 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 | smartwatch | Smart Watch, Watch Phone, Smartwatch | smart watch | ||
Smartwatch with Heart Rate Monitor, SIM Card and TF Card Support Heart rate monitor
€28.97
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