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.
Rainbuvvy GT100 Pro TWS Smart Watch with Built-in Earphones: Bluetooth calling
Meet the Rainbuvvy GT100 Pro TWS—your new favorite gadget that’s basically a Swiss Army knife for your wrist. It’s got the brains of a smartwatch and the beats of wireless earphones, all wrapped up in one sleek package. Whether you’re crushing it at the gym or juggling back-to-back meetings, this little wonder keeps you in the loop with Bluetooth calling, checks on your ticker with heart rate monitoring, and even tucks you in with sleep tracking. And hey, no need to stuff your pockets with extra gear—the built-in TWS earphones mean your tunes and calls are always at the ready. Plus, its sporty vibe isn’t just for show; it’s tough enough to keep up with your non-stop life.
- Chat hands-free? Check. Bluetooth calling’s got you covered.
- Keeping an eye on your health? Heart rate and sleep monitoring are on it.
- Love music or hate missing calls? The built-in TWS earphones are your new best friends.
- And yeah, it looks good too—sporty, stylish, and ready for whatever you throw at it.
Features
- Heart rate monitoring
- Sleep tracking
- Sports watch functionality
- Built-in TWS earphones
- Bluetooth calling
General specs
- Brand: Rainbuvvy
- Model: GT100 Pro TWS
- Seller: Joom
- ID: 6650556f664e69010e19f648
- Features: Heart rate monitoring, Sleep tracking, Bluetooth calling
- Connectivity: Bluetooth
- First listed by seller: 5/23/25
If you are interested in more details, you can find full information on the seller's page.
$42.77
Last price update: 6/13/26
Available to order
Price History for seller Joom
Shipping options
Delivery to 
Russia
Russia
Available
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| Brand | Rainbuvvy | ZJM Mall | ESTG | ElectronicsHome | JT-Online | |
| Model | GT100 Pro TWS | F9 Mi | TWS 2 in 1 | D12 | ||
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| Rating | ||||||
| Price | $42.77 | $55.00 | $44.85 | $52.46 | $64.92 | $137.87 |
| Seller | Joom | Gshopper | Joom | Joom | Joom | Joom |
| Update | Jun 13, 2026 | Jul 25, 2024 | Jun 7, 2026 | Feb 14, 2026 | Feb 14, 2026 | Feb 14, 2026 |
| Features | Heart rate monitoring, Sleep tracking, Bluetooth calling | Health monitoring, NFC, Call functionality | Call Function, Outdoor Sports, Music Playback, Health Monitoring | |||
| Connectivity | Bluetooth | Wireless | Bluetooth | Bluetooth, Wireless | Bluetooth | Bluetooth |
Rainbuvvy GT100 Pro TWS Black Bluetooth calling
$42.77
When this device makes sense
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