Sleep Wearable Form Factor
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JT-Online Waterproof Smartwatch with GPS and Heart Rate Monitor
For the active man who needs a reliable companion on long runs or weekend hikes, these smartwatches are built to keep up. While many focus on basic fitness tracking, we designed them for real-world adventure, offering peace of mind with features that work when you're off the grid.
The GPS ensures you never lose your way, and the heart rate monitor provides accurate data during intense workouts. You'll appreciate the LED flashlight for unexpected trail delays at dusk. With a 600 mAh battery, it lasts through multi-day trips without constant charging. The waterproof 5 ATM rating means you can swim or face heavy rain without worry. Bluetooth call functionality lets you stay connected hands-free, and the blue-silicone strap stays comfortable during all-day wear. This watch isn't just a tracker; it's your tool for safer, more connected outdoor experiences.
Features
- GPS tracking
- Heart rate monitor
- Bluetooth call
- LED flashlight
- Compass
- Waterproof 5 ATM
General specs
- Brand: JT-Online
- Seller: Joom
- ID: 68ff59d395112f01e296ea09
- GPS: Yes
- Usage: Outdoor, Sports
- Gender: Men
- Compass: Yes
- Condition: New
- LED Flashlight: Yes
- Strap Material: Blue Silicone
- Battery Capacity: 600 mAh
- Water Resistance: 5 ATM
- Bluetooth Calling: Yes
- Heart Rate Monitor: Yes
- First listed by seller: February 15, 2026
If you are interested in more details, you can find full information on the seller's page.
€52.77
Last price update: 9/9/26
Available to order
Price History for seller Joom
Shipping options
Delivery to 
United States
United States
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| Brand | JT-Online | STECEi | Mindrose | MFVLP | Xiaomi | |
| Model | C21 | S68 | D16 | Watch Lite | ||
| Rating |
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| Price | €52.77 | €44.40 | €8.87 | €31.96 | €23.08 | €67.13 |
| Seller | Joom | Gshopper | Retailer | Retailer | Retailer | Gshopper |
| Update | Feb 10, 2026 | Jul 25, 2024 | Apr 23, 2026 | May 27, 2026 | May 8, 2026 | Jul 25, 2024 |
| Compatibility | Bluetooth | iOS, Android | Android 4.4+, iOS 8.4+ | Android, iOS | Global version | |
| Display Size | 1.95 inches | 1.47 inches | 1.83 inches | |||
| Display Type | Curved HD touchscreen | HD-color Full Touch Screen | TFT-LCD HD full touch screen | |||
| Sports Modes | 112 modes | 115 | 110+ | |||
| Water Resistance Rating | IP68 | IP68 | IP68 | |||
Waterproof Smartwatch with GPS and Heart Rate Monitor Waterproof 5 ATM
€52.77
When this device makes sense
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