Device Selection Guide
Make an informed decision between LTE smartwatches and compact smartphone setups, recognizing trade-offs in battery life, app compatibility, and audio quality.
TopSky K52 Outdoor Smart Watch with Bluetooth Calling, Heart Rate and Blood Oxygen Monitoring, Ultra-Long Standby: Bluetooth calling and notifications
For the active adult who balances work, fitness, and outdoor adventures, the K52 Outdoor Smartwatch keeps you connected and informed without constant phone checks. Imagine tracking your heart rate during a morning run and getting a gentle vibration for an important call—all on a bright screen you can read in direct sunlight.
With up to 10 days of battery life and IP68 waterproofing, it withstands hikes and sudden rain, while optical sensors monitor your heart rate and blood oxygen levels to support your wellness goals. Sync seamlessly via Bluetooth for notifications and custom watch faces, making it a reliable companion for your daily life.
Features
- Heart rate and blood oxygen monitoring
- Ultra-long standby up to 30 days
- IP68 waterproof and dustproof
- Activity tracking for steps and sleep
- Customizable watch faces and straps
- Bluetooth calling and notifications
General specs
- Brand: TopSky
- Model: K52
- Seller: Joom
- ID: 67621f0232dd4731ac0b5ee7
- GPS: Built-in, Connected, Dual-Band, None
- Connectivity: Bluetooth
- Display Type: AMOLED, IPS, TFT, LED
- Health Sensors: Heart Rate, SpO2
- OS Compatibility: Android, iOS
- Water Resistance: IP67, IP68, 3 ATM, 5 ATM, 20 ATM
- Bluetooth Version: 5.0, 5.2
- First listed by seller: 11/15/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$56.28
Last price update: 11/15/25
Out of stock
Shipping options
Delivery to 
United States
United States
Unavailable
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| Brand | TopSky | LIGE | Senbono | Kimeag | EURANS | AGPTEK |
| Model | K52 | EF12-C | IDW25 | S67 | EW1 | LW11 |
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| Price | $56.28 | $59.99 | $29.99 | $69.99 | $13.99 | $28.88 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Nov 20, 2025 | Mar 11, 2026 | Jul 20, 2025 | Mar 11, 2026 | Mar 11, 2026 | Mar 11, 2026 |
| GPS | Built-in, Connected, Dual-Band, None | None | None | None | None | |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Bluetooth |
| Display Type | AMOLED, IPS, TFT, LED | IPS | AMOLED | AMOLED | AMOLED | LED |
| Health Sensors | Heart Rate, SpO2 | Heart Rate | Heart Rate, SpO2 | Heart Rate, SpO2 | Heart Rate, SpO2 | |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Water Resistance | IP67, IP68, 3 ATM, 5 ATM, 20 ATM | IP68 | IP68 | IP68 | IP68 | 5 ATM |
| Bluetooth Version | 5.0, 5.2 | 5.2 | 5.0 | 5.0 | 5.0 | |
| Weight | 180 | 50 | 34 | |||
| Battery Life | 15 | 7 | 7 | 15 | ||
| Display Size | 1.75 | 1.83 | 1.43 | 1.77 | 1.3 | |
| Sports Modes | 100 | 120 | 120 | 100 | 100 | |
| Case Material | Metal | Stainless Steel | Metal | |||
TopSky K52 Black Bluetooth calling and notifications
$56.28
When this device makes sense
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