ESTG KC91 Smart Watch: 530 mAh battery
Available Options
Black
Joom
$45.28
Out of stock
Let me tell you about the KC91 Smart Watch — because, honestly, it’s like having a tiny, hyper-competent assistant strapped to your wrist. This thing doesn’t just tell time; it’s got a 530 mAh battery that laughs in the face of your all-day binge-watching sessions (okay, maybe not, but it lasts impressively long). Need light? Boom, LED flashlight. Lost in the woods? The built-in compass and altitude measurement have your back. And for those who geek out over weather patterns, the atmospheric pressure sensor is like having your own mini meteorologist. Oh, and it lets you take calls via Bluetooth, because apparently, we’re living in the future. Plus, it’s got a fitness tracker to guilt-trip you into moving more. Whether you’re scaling mountains or just scaling your inbox, the KC91 is the overachiever of smartwatches.
- LED flashlight
- Compass
- Altitude measurement
- Atmospheric pressure sensor
- Bluetooth calling
- Fitness tracker
- 530 mAh battery
General specs
- Brand: ESTG
- Model: KC91
- Seller: Joom
- Battery Capacity: 530 mAh
- Features: LED flashlight, Compass, Altitude measurement, Atmospheric pressure sensor, Bluetooth calling, Fitness tracker
- First listed by seller: 8/7/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$45.28
Last price update: 8/7/25
Out of stock
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
ESTG KC91 Black 530 mAh battery
|
ESTG SK38 Bluetooth calling
|
ESTG KC89 LED flashlight for visibility
|
ESTG ET570 ECG monitoring
|
ESTG S81 Bluetooth calling
|
ESTG NX30 Bluetooth wireless calling
|
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| Brand | ESTG | ESTG | ESTG | ESTG | ESTG | ESTG |
| Model | KC91 | SK38 | KC89 | ET570 | S81 | NX30 |
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| Price | $45.28 | $34.51 | $37.91 | $35.65 | $35.64 | $44.79 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | September 21, 2025 | August 17, 2025 | August 17, 2025 | August 17, 2025 | August 17, 2025 | August 17, 2025 |
| Features | LED flashlight, Compass, Altitude measurement, Atmospheric pressure sensor, Bluetooth calling, Fitness tracker | LED flashlight, Voice AI, Fitness tracking | Wireless calling, GPS tracking, Health monitoring, LED light, Fitness tracking | |||
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | |
| Target Gender | Men | Men | Men | |||
Smart Watch
$45.28
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