Rainbow Rain R09 Smart Ring Heart Rate Blood Oxygen Sleep Monitoring: Heart rate monitoring
Meet the R09 Smart Ring—your new fitness buddy that's as stylish as it is smart. Whether you're a gym enthusiast or just trying to remember your last good night's sleep, this little gadget's got your back (and your heart rate, blood oxygen levels, and sleep patterns). It's like having a personal health coach on your finger, minus the motivational speeches.
Why you'll love it:
- Keeps an eye on your health stats 24/7, because who has time to stop and check?
- So light and comfy, you'll forget it's there—until it reminds you to move.
- Comes with a charging case that's as handy as your morning coffee.
- Designed for all-day wear, because health doesn't clock out at 5 PM.
Features
- Blood oxygen tracking
- Sleep monitoring
- Fitness tracking
- Charging case included
- Heart rate monitoring
General specs
- Brand: Rainbow Rain
- Model: R09
- Seller: Joom
- ID: 683ef3bf5bc21d018bdeb1f9
- Monitoring Features: Heart rate, Blood oxygen, Sleep
- Included Accessories: Charging case
- Compatibility: Men, Women
- First listed by seller: 6/9/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$117.87
Last price update: 1/16/26
Available to order
Price History for seller Joom
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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Rainbow Rain R09 Heart rate monitoring
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| Brand | Rainbow Rain | MEINING HEALTH CONSULTING LLC | Weylmd | Rugsoul | ||
| Model | R09 | M1 | M1 | |||
| Color | ||||||
| Rating |
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| Price | $117.87 | $39.99 | $39.92 | $25.99 | $9.13 | $69.00 |
| Seller | Joom | Gshopper | Gshopper | Amazon | Amazon | Amazon |
| Update | January 15, 2026 | July 25, 2024 | July 25, 2024 | December 6, 2025 | December 6, 2025 | December 6, 2025 |
Smart Ring Heart Rate Blood Oxygen Sleep Monitoring
$117.87
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