ElectroCN HK21 Smart Watch: Bluetooth connectivity
Meet the HK21 Smart Watch—where sleek silver meets brains and brawn. It's not just a pretty face; that vibrant AMOLED display laughs in the face of sunlight, making sure you can actually see what's going on. And yeah, it keeps you glued to your phone's notifications and calls with Bluetooth connectivity, because who has time to dig their phone out of their pocket?
For those who treat the gym like a second home, this watch is basically your personal trainer. Flip on the sports mode and it’ll track every squat, sprint, or suspiciously long break you take. Gym rat or casual jogger, this gadget’s got your back (and your wrists).
Features
- AMOLED display
- Sports mode
- Multifunctional
- Bluetooth connectivity
General specs
- Brand: ElectroCN
- Model: HK21
- Seller: Joom
- ID: 681acaf99226e001869f11b5
- Display: AMOLED
- Connectivity: Bluetooth
- Special Features: Sports mode
- First listed by seller: 5/23/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$36.28
Last price update: 5/23/25
Out of stock
Shipping options
Delivery to 
Russia
Russia
Available
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
ElectroCN HK21 Bluetooth connectivity
|
Smart Fitness Tracker Watch 1.14-inch display
|
Rainbuvvy HK08 1.43inch AMOLED Full Screen Touch
|
Smart Health Monitoring Watch 1.49inch AMOLED Display
|
Smart Watch Bluetooth calling
|
Smart Watch Fitness tracking
|
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| Brand | ElectroCN | DIYelecs | Rainbuvvy | Tiktop2 | Tiktop2 | |
| Model | HK21 | HK08 | E800 | |||
| Color | ||||||
| Rating |
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| Price | $36.28 | $34.20 | $40.23 | $50.08 | $89.23 | $34.89 |
| Seller | Joom | Joom | Joom | Banggood | Joom | Joom |
| Update | July 15, 2025 | December 7, 2025 | December 7, 2025 | December 9, 2025 | December 7, 2025 | December 8, 2025 |
| Display | AMOLED | 1.43inch AMOLED Full Screen Touch, 466x466 resolution | Full touch screen | |||
| Connectivity | Bluetooth | Bluetooth | Bluetooth 5.3, NFC | Bluetooth | ||
| Features | GPS, Heart Rate Monitor | Bluetooth calling, GPS tracking, Customizable dial, Heart rate monitor, ECG PPG monitoring | Fitness tracking, Health monitoring, Speed monitor | |||
Smart Watch
$36.28
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