R13 SIZE 9 Smart Ring: Heart rate monitoring
General specs
- Brand: R13
- Model: SIZE 9
- Seller: Sunsky
- Functions: Heart Rate Monitoring, Blood Oxygen Monitoring, Sleep Tracking, Motion Sensing, Game Control
- Compatibility: Smartphones
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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$14.50
Last price update: 7/23/25
Available to order
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Delivery to 
United States
United States
Available
Video Reviews
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R13 SIZE 9 Heart rate monitoring
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| Brand | R13 | Twievo | Delcast | abcc | spywkn | |
| Model | SIZE 9 | M1 | R11m | |||
| Color | ||||||
| Rating |
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| Price | $14.50 | $39.99 | $39.99 | $55.99 | $59.99 | $49.99 |
| Seller | Sunsky | Amazon | Gshopper | Amazon | Amazon | Amazon |
| Update | August 2, 2025 | July 18, 2025 | July 25, 2024 | July 20, 2025 | June 27, 2025 | June 27, 2025 |
| Compatibility | Smartphones | Smartphones with Bluetooth | iOS, Android | |||
Smart Ring
$14.50
Reviews
4.85
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