OutsideWorld K1 Heart Rate Sleep Monitor Smart Watch: 1.3-inch display
Meet the Heart Rate Sleep Monitor Smart Watch—your new fitness buddy that’s all about keeping you in the loop with your health. It’s got this 1.3-inch display that’s like your personal stats dashboard, clear as day. Ever wondered what your heart’s up to while you’re crushing it at the gym or why you’re still tired after what felt like a full night’s sleep? This gadget’s got your back with heart rate monitoring and sleep tracking to spill the beans on your body’s secrets. And guess what? It’s IP68 waterproof, so go ahead, take it for a swim—it won’t bail on you. Plus, its durable design means it’s tough enough to handle your day, whether you’re hitting the trails or just hitting your desk a little too hard.
- Heart rate monitoring
- Sleep tracking
- IP68 waterproof
- Durable design
- 1.3-inch display
General specs
- Brand: OutsideWorld
- Model: K1
- Seller: Joom
- Display Size: 1.3-inch
- Waterproof Rating: IP68
- Functions: Heart rate monitoring, Sleep 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.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
OutsideWorld K1 1.3-inch display
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Bluetooth Smartwatch Fitness Tracker Blood oxygen monitoring
|
OutsideWorld S1 50M water resistance
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OutsideWorld #12 Bluetooth sleep monitoring
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Health Fitness Tracker Smart Watch
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Smart Watch 1.44in HD display
|
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| Brand | OutsideWorld | OutsideWorld | OutsideWorld | OutsideWorld | Mindrose | 3d printing machine |
| Model | K1 | S1 | #12 | |||
| Color | ||||||
| Rating |
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| Price | $50.79 | $49.54 | $45.60 | $49.33 | $34.19 | $10.84 |
| Seller | Joom | Joom | Joom | Joom | Amazon | Joom |
| Update | August 19, 2025 | August 19, 2025 | August 19, 2025 | August 14, 2025 | July 18, 2025 | August 19, 2025 |
| Sports Modes | Multiple | 115 modes | Multiple | |||
Heart Rate Sleep Monitor Smart Watch
Esme W.
Birmingham
June 3, 2025
my first impression of this OutsideWorld watch was quite positive—it arrived neatly packaged and felt sturdy right out of the box. as someone who values health insights, i appreciate how it monitors my heart rate continuously; it's given me peace of mind, especially during my daily walks in the garden. the sleep analysis has sparked some curiosity, though i wish it were more precise, as it sometimes suggests i slept well when i actually felt restless. the waterproof feature is a real plus; i've worn it in the rain and while washing hands without a worry. however, the size is a bit large for my preference, and it took me a while to get used to the interface, but once set up, it's become a handy companion. overall, it's a solid device that supports my active lifestyle, though there's room for improvement in comfort and accuracy.
- Pros: from what i feel, the display is very clear and easy to read, just the ticket for keeping an eye on my health stats. i liked that it tracks my heart rate during activities and while i sleep, which has been very helpful for understanding my body better. its durability is impressive; it handles daily wear and even water exposure without any issues, making it reliable for all sorts of situations.
- Cons: on the downside, i found the sleep tracking to be a bit inaccurate at times, not always matching how i felt upon waking. the design, while tough, feels a bit bulky on my wrist, which can be uncomfortable during long periods of wear. also, the initial setup was a tad confusing, requiring some patience to get everything working smoothly.