Product Overview
JCRing X2 Sleep Tracking Smart Ring is optimized for night-time monitoring, providing deep insights into sleep quality, recovery, and autonomic nervous system balance.
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JCRing X2 Sleep Tracking Smart Ring is optimized for night-time monitoring, providing deep insights into sleep quality, recovery, and autonomic nervous system balance.
Easily set up on the App, select automatic measurementintervals for blood oxygen (SpO2),heart rate,temperatureHRV,stress, and get detailed daily/weekly/monthly healthreports to have a clear picture of your health.
it measures from the palm side of your finger, where the pulse signal is strong to read from much stronger than the wrist.
While you are sleeping, the device will continuetomonitor your sleep while the invisible lightcausesno distractions!
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Professional VO2 Max algorithm to learn more of cardio-respiratory fitness level and fitness age
Get women’s health alerts right on your ring with reminder functions including “Menstrual Cycle”, “Pregnancy Preparation” and “Pregnancy Period” with ability to set corresponding times.
Monitoring you work out data to make your training more effective Your personal fitness tracker sports companion
It typically takes about 2 hours to be fully charged, battery lifechanges depending on the activated features, type and frequency of ring use.
| Product Name | JCRing X2B Smart Health Ring |
| Model Number | X2B |
| App Support | Android 5.0 or above, iOS 10.0 or above |
| Hardware Specification | PPG sensor ,Skin temperature sensor,3D accelerometer,Ultra low power Bluetooth chip (BLE 5.0) |
| Materials | Titanium |
| Size | Width 8.0mm |
| Battery | Rechargeable 14.5-21.5mAh depending on the ring size,Lipo battery,non-replaceable |
| OTA Support | Support OTA via BT |
| Waterproof | 5ATM |
| Battery life | 10 Days |
| Data Memory | 15 Days |
| Packing List | 1*Smart Ring,1*Wireless Charging Case,1*Type-c Charging Cable,1*Gift Box,1*User Manual |
Why is JCRing X2 a specialist in sleep tracking?
It features an ultra-sensitive 3D accelerometer and PPG sensor tuned specifically to capture micro-movements during sleep stages.
How does X2 differentiate between sleep stages?
Our AI algorithm analyzes HRV and movement patterns to accurately identify Deep, Light, and REM sleep cycles.
Can JCRing X2 calculate a personalized Recovery Score?
Yes, it combines sleep quality, duration, and HRV to generate a daily readiness score for optimal lifestyle planning.
Does JCRing X2 monitor sleep efficiency?
Yes, it tracks sleep latency and efficiency, showing users the actual time spent asleep versus time spent in bed.
Is the JCRing X2 lightweight for sleeping?
At less than 3 grams, the X2 is designed to be completely unobtrusive, making it perfect for those who find watches bulky.
Does the JCRing X2 track restlessness?
Yes, its motion sensors track nighttime restlessness and toss-and-turn frequency to provide a better sleep quality index.
How many days of data can X2 store?
The internal flash memory stores up to 15 days of sleep and health data, which syncs once the App is opened.
Can X2 identify lifestyle impacts on sleep?
By tracking trends over time, users can see how caffeine, alcohol, or late-night exercise impact their REM and Deep sleep.
What is the battery endurance of X2?
It provides 5-7 days of continuous monitoring per charge, ensuring a full week of sleep tracking without interruption.
Does the App provide actionable sleep insights?
Yes, the JCRing App offers personalized tips to improve sleep hygiene based on your historical data patterns.