OutsideWorld Bluetooth Smartwatch Fitness Tracker: Blood oxygen monitoring
- First up, Blood Oxygen Monitoring—because knowing your SpO2 levels is kinda a big deal these days.
- Then there's the Heart Rate Tracking that keeps an eye on your ticker 24/7, so you're always in the loop.
- And for those who count sheep, the Sleep Analysis feature breaks down your snooze fest into actual useful data.
- Oh, and it plays nice with your phone too—Bluetooth Connectivity means you won't miss a beat (or a text).
General specs
- Brand: OutsideWorld
- Seller: Joom
- Connectivity: Bluetooth
- Monitoring Features: Blood oxygen, Heart rate, Sleep
- Design: Unisex
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$46.93
Last price update: 5/23/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
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Bluetooth Smartwatch Fitness Tracker Blood oxygen monitoring
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| Brand | OutsideWorld | Tiktop2 | SACOSDING | Tiktop2 | ||
| Model | K55 | |||||
| Color | ||||||
| Rating |
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| Price | $46.93 | $18.03 | $42.99 | $61.83 | $76.06 | $63.34 |
| Seller | Joom | Sunsky | Gshopper | Joom | Joom | Joom |
| Update | June 7, 2025 | June 17, 2025 | June 17, 2025 | June 9, 2025 | June 9, 2025 | June 8, 2025 |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Health Monitoring | Heart rate, Blood pressure, Blood oxygen | Heart rate, Blood oxygen, Blood pressure | Blood pressure, ECG, HRV, Blood oxygen | Blood pressure, Oxygen measurement | ||
| Features | Stopwatch, Music player, Multi-sport mode | Music control | Music control, Fitness tracking | |||
Bluetooth Smartwatch Fitness Tracker
$46.93
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