
Experience comprehensive wellness monitoring in elegant simplicity. The Rengastty 2.0 Smart Ring delivers medical-grade health insights through invisible technology, empowering you to make informed decisions about your wellbeing without compromising style or comfort.
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At just 4.4g with a sleek 2.7mm profile, the Rengastty 2.0 Smart Ring disappears on your finger while continuously monitoring heart rate, blood oxygen levels, and vital signs throughout your day without any discomfort or distraction.
The Rengastty 2.0 Smart Ring automatically tracks your complete sleep architecture, analyzing deep sleep, REM cycles, and sleep quality to deliver personalized recommendations each morning, helping you achieve truly restorative rest and wake energized.


With 20 specialized workout modes, the Rengastty 2.0 Smart Ring provides precise real-time heart rate monitoring, accurate step counting, calorie tracking, and distance measurement to help you optimize every training session and achieve your fitness goals.




The Rengastty 2.0 delivers clinical-grade accuracy in an incredibly discreet form factor, making continuous health monitoring finally practical for everyday life without compromising data quality or user comfort.
– Dr. Sarah Mitchell, Research Specialist


Enjoy comprehensive health tracking without bulky wristbands—the Rengastty 2.0 Smart Ring seamlessly integrates into your lifestyle while continuously monitoring vital signs day and night with medical-grade accuracy.

Monitor your health metrics confidently with 3ATM and IP68 waterproof ratings that protect the Rengastty 2.0 Smart Ring during swimming, showering, and all weather conditions for worry-free daily wear.

Choose from 20 specialized workout modes with real-time heart rate monitoring to optimize your fitness routine, accurately track calories burned, and achieve your wellness goals faster with precise data.


Eliminate daily charging frustrations with six full days of battery life that keeps your health data flowing continuously, ensuring you never miss important wellness insights during your busiest weeks.

Receive automatic sleep phase tracking and detailed analysis that provides actionable insights to improve sleep quality, helping you wake refreshed and energized every morning with personalized recommendations.

Experience all-day comfort with skin-safe hypoallergenic resin interior and sleek CNC-polished stainless steel exterior that combines durability with elegance for comfortable wear during any activity or occasion.


We understand the value of your time. That’s why our team is trained to respond promptly and efficiently, ensuring your queries and issues are addressed without unnecessary delays.
Frequently Asked Questions
Michael Chen
The Rengastty 2.0 has completely changed how I monitor my health. It's so comfortable I forget I'm wearing it, yet the insights are incredibly detailed and helpful for improving my fitness.

Jennifer Rodriguez
Finally, a health tracker that doesn't look like medical equipment! The sleep tracking has helped me understand my rest patterns and make changes that actually improved my energy levels dramatically.

David Thompson
As an athlete, accurate heart rate data is crucial. The Rengastty 2.0 delivers professional-grade metrics in real-time during workouts, and the six-day battery means I never miss training data.
