ESTG K57 Pro Smart Watch: 1.96-inch display
Meet the K57 Pro Smart Watch—your new wrist buddy that doesn’t just look sharp but keeps up with your hustle. Its 1.96-inch display is like having a mini command center, showing off your texts, calls, and how many steps you’ve taken (or skipped) today. And with a 400 mAh battery, it’s the marathon runner of smartwatches, barely needing a pit stop.
Here’s the lowdown on what it packs:
- Bluetooth? Check. Stay hooked to your phone without actually being glued to it.
- Health nuts, rejoice! It’s got a pulse oximeter and heart rate tracker—because knowing is half the battle.
- From couch to 5K? There’s a mode for that. And pretty much any other activity you can think of.
Whether you’re crushing deadlines or trails, this watch is like that one friend who’s always got your back—keeping you in the loop and in tune with your health.
Features
- 400 mAh battery
- Bluetooth connectivity
- Health monitoring
- Sports tracking
- 1.96-inch display
General specs
- Brand: ESTG
- Model: K57 Pro
- Seller: Joom
- ID: 67ade8c090280901aa9b8fc6
- Display Size: 1.96 inches
- Battery Capacity: 400 mAh
- Connectivity: Bluetooth
- Health Features: Pulse oximeter, Heart rate tracker
- Sports Features: Activity tracking
- 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
$44.25
Last price update: 8/13/25
Out of stock
Price History for seller Joom
| Date | Price |
|---|---|
| 8/13/25 | $44.25 |
| 5/23/25 | $40.48 |
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
ESTG K57 Pro 1.96-inch display
|
Smart Health Monitoring Watch 1.43-inch AMOLED Display
|
Smart Health Monitoring Watch 1.49inch AMOLED Display
|
Fitness Tracker Running Watch 1.96'' HD Touch Screen
|
Health Fitness Tracker Smart Watch 1.47" HD Color Display
|
Smart Sports Watch Fitness tracking
|
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| Brand | ESTG | Sunorshop | ||||
| Model | K57 Pro | ET480 | E800 | |||
| Color | ||||||
| Rating |
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| Price | $44.25 | $50.60 | $50.09 | $49.99 | $29.99 | $37.99 |
| Seller | Joom | Banggood | Banggood | Amazon | Amazon | Gshopper |
| Update | August 8, 2025 | December 9, 2025 | December 9, 2025 | December 6, 2025 | December 6, 2025 | July 25, 2024 |
| Battery Capacity | 400 mAh | 300mAh | 350mAh | |||
| Bluetooth Version | BT5.2 | BLE5.0 | 5.3 | |||
| Screen Size | 1.43 inch | 1.49 inch | 1.96 inches | |||
| Compatibility | Android, iOS | Android 5.0/iOS 10.0 or above | iOS, Android | |||
Smart Watch
$44.25
