
Your best Heart Health Guardian-Cardio Ring
High-performance medical-grade ECG smart ring equipped with AI-ECG Analysis and interpretation. Ultra-thin ring thickness of 2.8mm and light weight of 5g. IP68 waterproof and sweat-proof, to meet daily wading scenes. Long battery life up to 10 days.
The Usage Scenarios of ECG Smart Ring
Cardiovascular Risk Management

Sleeping Tracking
Wellness & Fitness

13 Major Advantages of Cardio ECG Smart Ring
Sleep monitoring & SPO2 monitoring
AI-ECG analysis & ECG collection
High-performance medical-grade ECG sensor & PPG sensor
All-day heart rate monitoring
Night fever monitoring & Daily stress index
Natural white noise adjusts daily good mood
Fully control motion parameters in multiple sport modes
Real-time body scores guide healthy life
IP68 waterproof and sweat-proof
Battery up to more than 10 days with mild use

High-performance Medical-grade Sensor
ECG ring is equipped with high-performance medical-grade ECG and PPG chips, which run faster and smoother.Our Cardio ring with upgraded chip computing power consumes less power and provides more accurate measurement data. The above information comes from Linktop Laboratory, and the results are obtained by comparing the previous generation products.
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Deep understanding of each sleep's quality
With advanced medical-grade sensors, Cardio Ring accurately records deep sleep, light sleep, REM, wake up, fall asleep, sleep duration, etc., as well as monitors changes in heart rate, blood oxygen, HRV, respiratory rate, skin temperature, and other signs during sleep, score each sleep, and give scientific guidance and suggestions to help you improve your sleep quality and better adjust your work and rest.
Smart algorithm 2.0 with More accurate data
Cardio Ring's Intelligent Algorithm 2.0 is newly upgraded to solve the interference of finger fluctuation and ambient light, as well as adapt to the waveform collection of optical refraction signals of different skin colors, so that the health data is more accurate.
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Tailored size for you to choose
Seven sizes are available to meet the wearing needs of fingers of different sizes. NexRing provides a more comfortable fit than a wrist smartwatch and more accurate health data than wrist measurements. It is not necessary to remove during sleep.
Additional Features
Mindfulness Function
The mindfulness function is built-in forest, waves, raindrops, water, train and other white noise, etc. Detecting health conditions in the relaxation of meditation. White noise can not only help you Sleep can also help focus and rejuvenate.
Pressure Tracking
Through four stages,Cardio Ring vividly show your daytime stress level, update the current stress state in real time, and give guidance and pressure suggestions.
Heart Rate Monitoring
Cardio Ring Monitor heart rate changes throughout the day, trace heart rate curves at different stages of activity, and help you keep an eye on heart health.
Long battery life
Long battery life up to 10 days. Support 24/7 low-power continuous monitoring
Wireless Charging
Wireless charging stand for easy placement,Fully charged in 90 minutes.The charging time varies somewhat due to the different battery capacities of the different ring sizes.
IP68 waterproof
No need to take it off in wading scenes such as washing, showering, swimming, etc.Unaffected by sweat, continuous monitoring of body condition under sleep and activity.
| Size | 7, 8, 9, 10, 11, 12, 13 |
|---|---|
| Color | Silver&Gold, Gold, Silver |







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