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Compare screen-free rings with wrist fitness trackers for sleep comfort, workout feedback, sizing, battery life, and when a smartwatch is the fallback.
RingConn RCA-01 Silver, Size 9 Gen 2 Smart Ring with Sleep Apnea Monitoring
Available Options
Current
Silver, Size 9
Amazon
€231.60
Available to order
Price history by variant
Volatility: LowFeatures
- Sleep apnea monitoring with AHI data
- No subscription fees for health app
- 12-day battery life
- Waterproof up to 328 ft
- Aerospace grade titanium alloy
- Heart rate and SpO2 tracking
- Stress and women's health tracking
- Bluetooth 5.0 connectivity
- OTA firmware updates
- HSA/FSA eligible
Product details
General specs
- Brand: RingConn
- Model: RCA-01
- Width: 4.3 inches
- Height: 4.7 inches
- Length: 11.3 inches
- OTA Updates: Supported, Yes
- Battery Life: 12 days
- Compatibility: Android, iOS
- Water Resistance: 100 meters, 100m
If you are interested in more details, you can find full information on the seller's page.
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Top live offer
€231.60
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New
Third-party seller
FBA
Shippable
Offers updated: 9/1/26
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Price History for seller Amazon
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Delivery to 
United States
United States
Available
For those monitoring sleep health nightly, the RingConn Gen 2 Smart Ring offers a groundbreaking tool. It's the world's first smart ring with FDA-cleared sleep apnea monitoring, developed with university research. While most sleep trackers just log your tossing, this ring actively alerts you to breathing interruptions overnight. You wake up to a personalized AHI score in the app—no subscription needed, ever.
Unlike bulky wrist devices, this 2mm titanium ring feels like a natural part of your hand. Wear it to bed, to the pool (100m waterproof), or on a run. After a swim, you don't worry about the battery: one charge lasts 10–12 days, and the charging case extends total use over 150 days. The ring tracks heart rate, SpO2, HRV, skin temperature, and stress, all viewable on iOS or Android. And with OTA updates, your ring gets smarter over time without replacing it.
Before buying, get the free sizing kit to find your perfect fit—index finger recommended for accuracy. No more guessing sizes or paying restocking fees. Whether you're managing sleep apnea or just want deeper health insights, the RingConn Gen 2 is your quiet, always-accurate companion.
RingConn RCA-01 Future Silver Sleep apnea monitoring with AHI data
€231.60
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
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