Want to understand what your body is sending you? The CIRCUL RING 2 MAX smart ring is the perfect smart tool to listen to your body's signals. A new generation of smart rings is coming soon. For anyone who wants  to track heart rate, stress, sleep, and overall health around the clock , the CIRCUL RING 2 MAX offers  truly continuous monitoring and real-time data insights —all integrated into a stylish and comfortable ring. The CIRCUL RING 2 MAX builds on years of innovation and user feedback, promising to help you understand your body and health trends in a smarter, more accurate way.

This ring is more than just something you wear on your finger. Like a constantly monitoring, intelligent companion, it tracks your health signals. Wearing the CIRCUL RING 2 MAX, you'll experience the perfect fusion of smart design and comfortable wear. This ring accompanies you day and night, providing intelligent health monitoring at all times. Every moment, the CIRCUL RING 2 MAX helps you focus on what matters most—your physical and mental well-being.

Key points summary

• The CIRCUL RING 2 MAX provides truly continuous monitoring of heart rate, HRV , and energy levels, offering real-time health information.

• Advanced algorithms ensure high accuracy in tracking, helping you understand long-term patterns in cardiovascular health.

• This ring is designed for comfort and has a battery life of up to 7 days, so you can wear it all day without having to charge it frequently.

• The real-time data response feature allows you to adjust your activities and fitness plans instantly based on your body's signals .

• This ring features a women's menstrual cycle tracking function to enhance personal health insights and support your wellness journey.

What is CIRCUL RING 2 MAX?

A new generation of smart health rings.

The CIRCUL RING 2 MAX is the latest flagship product in the Circul Ring series, combining precise monitoring, continuous tracking, and all-day comfortable wear. Unlike standard smart rings that rely on intermittent sampling, the 2 Max provides true continuous monitoring , recording every heartbeat, heart rate variability (HRV) fluctuation, stress, and energy trends throughout the day, allowing you to stay informed about your physical condition.

Image source: CIRCUL RING 2 MAX

This is more than just an upgrade; it's a redefinition of health tracking. Real-time, accurate data helps you make smarter lifestyle choices and better understand your body's natural rhythms.

This ring is designed to seamlessly integrate into your daily life; you'll barely feel it on your finger, yet it works silently behind the scenes, providing 24/7 health monitoring. It has a stylish appearance...The CIRCUL RING 2 MAX is designed for comfort, so you can wear it day and night without worry—while also noticing real changes in your health and fitness journey.

Main features:

• 24/7 continuous monitoring: Heart rate, heart rate variability, stress, and energy levels at a glance.

• Accurate data: No subtle change will be overlooked.

• Comfortable to wear: Natural fit, comfortable all day long.

• Smart Lifestyle Insights: Real-time data helps you adjust your activity and fitness plans

With CIRCUL RING 2 MAX, every heartbeat is crucial, every bodily rhythm is sensed, and your health journey begins with your fingers.

Real-time data response

Imagine being able to see real-time data updates simply by looking at your smart ring. The CIRCUL RING 2 MAX provides feedback every second, without waiting for the wearable device to respond. The ring's instantaneous response lets you know your current heart rate, heart rate variability (HRV), and energy status at any time. This real-time tracking helps you better understand your body and adjust your activity, rest, or fitness plans accordingly.CIRCUL RING 2 MAX tells you now.

Tip: Real-time data feedback means you can detect changes in your heart rate or energy levels before you even feel them. This smart feature helps you make more informed health and fitness choices.

High-precision advanced algorithms

You certainly want your smart ring to be accurate. The CIRCUL RING 2 MAX uses advanced algorithms to ensure your data is accurate.The CIRCUL RING 2 MAX tracks your heart rate and heart rate variability (HRV) with less than 5% error. It provides reliable trends and analysis, not random numbers. The ring's algorithm also helps you understand long-term trends in cardiovascular health and fitness.

Main features  Ring 2 Maximum

True continuous monitoring (heart rate/heart rate variability/stress and energy)

You want a tracker that can record every little detail of your life.The CIRCUL RING 2 MAX truly enables continuous monitoring of heart rate, heart rate variability (HRV), and stress or energy . This means the ring tracks your body's signals constantly, not just every so often. You can see your heart's real-time rhythm and your body's response to daily challenges.CIRCUL RING 2 MAX delivers professional-grade precision, capturing even the most minute changes. It provides updates every second, keeping you informed of the current status.

Importance: Never miss a single heartbeat or HRV change—understand your body's true rhythm, something competitors like the Ora Ring or Ultrahuman Ring cannot provide.

Blood pressure and sleep management

You want to monitor your blood pressure, but you don't want to use a bulky cuff.The CIRCUL RING 2 MAX features artificial intelligence technology, providing you with blood pressure monitoring capabilities. This function offers lab-level accuracy, allowing for easy self-management and research. You can view blood pressure trends anytime, anywhere with just a tap of your finger.CIRCUL RING 2 MAX makes it easy for you to spot changes and take action early.

Sleep is essential for your health and physical fitness.CIRCUL RING 2 MAX tracks your sleep by analyzing nighttime blood oxygen saturation and sleep stages. It calculates your sleep deprivation and alerts you when you go to bed or take a nap. Upon waking, you'll have a clear understanding of your recovery status and your energy levels throughout the day.CIRCUL RING 2 MAX's professional-grade accuracy means you get reliable sleep analysis results every morning.

Importance: Understanding sleep patterns and blood pressure trends can help you better manage stress and have a healthier recovery cycle , thereby improving your daily energy and health levels.

Image source: CIRCUL RING 2 MAX

Insights into the female menstrual cycle

You deserve a smart ring that understands your unique needs.The CIRCUL RING 2 MAX provides insights into two phases of a woman's menstrual cycle. It uses body temperature, heart rate variability (HRV), and heart rate for basal cycle detection, helping you track your menstrual cycle and discover long-term patterns.CIRCUL RING 2 MAX collects your data and shows you trends, giving you a greater sense of control.

hint:By starting CIRCUL RING 2 MAX now , you can build valuable long-term health and cyclical trend data ahead of time. We plan to roll out more advanced features in 2026 , including support for more metrics and deeper trend analysis, making your long-term data even more valuable.

Starting early also means that by the time these enhanced analytics features roll out, your historical data will be rich and complete, enabling the system to provide you with more accurate and personalized insights.

7-day ultra-long battery life + comfortable design

You want a smart ring that is comfortable to wear and durable.The CIRCUL RING 2 MAX offers up to 7 days of battery life, even under truly continuous monitoring conditions. You won't need to worry about charging every night.The CIRCUL RING 2 MAX features a smooth, rounded design with no sharp edges. It conforms naturally to your finger and is available in multiple sizes to help you find the perfect fit.

thisThe CIRCUL RING 2 MAX combines style and function. Its streamlined design easily complements any outfit, while its robust and durable construction is more than capable of handling everyday wear. This smart ring is not only beautiful and comfortable to wear, but it can also function for a week.

Key points:CIRCUL RING 2 MAX provides you with professional-grade accuracy, real-time updates, and a comfortable wearing experience, allowing you to focus on your heart, fitness, and daily performance.

Aimed at providing genuine health insights

Helping users truly understand their body's rhythms

Do you want to understand the true state of your body? CIRCUL RING 2 MAX clearly presents your heart rhythm. With CIRCUL RING 2 MAX, you get more than just numbers; you can view your heart rate and rhythm in real time. This helps you detect changes before you even feel them. CIRCUL RING 2 MAX lets you witness your heartbeat and its story.

• thisCIRCUL RING 2 MAX displays your heart rate every second.

• You can see your heart rate and how it changes throughout the day.

• thisCIRCUL RING 2 MAX helps you understand your body's natural cycles.

• This ring allows you to feel your overall performance and energy.

Track and interpret your data

Getting Started GuideThe CIRCUL RING 2 MAX is very easy to use. Simply slip the ring onto your finger and connect it to your phone.The CIRCUL RING 2 MAX app will guide you through the setup process. You can immediately view your heart rate, heart rate variability (HRV), and stress levels.CIRCUL RING 2 MAX tracks your data around the clock. You get updates every second, so you always know your current status.

thisThe CIRCUL RING 2 MAX makes data reading easy. You can clearly see graphs of heart rate, heart rate variability (HRV), and blood oxygen saturation (SpO₂). The rings highlight trends and patterns, allowing you to promptly detect increases or decreases in heart rate.The precision of the CIRCUL RING 2 MAX means you can trust what you see. This medical-grade precision device helps you interpret your biometric signals.

Image source: CIRCUL RING 2 MAX

Improving health through insight

You can use yourCIRCUL RING 2 MAX data helps you improve your daily life.The CIRCUL RING 2 MAX provides real-time feedback. If your heart rate spikes, you can slow down and rest. This ring indicates a drop in blood oxygen saturation (SpO₂) and links it to your sleeping posture. You can understand how your habits affect your heart and athletic performance.

• You can see how your heart rate changes with stress or activity.

• thisCIRCUL RING 2 MAX helps you adjust your daily routine for better 24/7 health tracking.

Tip: UseCIRCUL RING 2 MAX helps you develop healthier lifestyle habits. Small changes in your daily life can significantly improve your heart health and overall health.

Circul Ring 2 Max vs Competitors

Unique Advantages

You want a smart ring that truly fits your lifestyle. Circul Ring 2 Max delivers unique advantages you will not find elsewhere:

• True continuous monitoring: Never miss a health event.

• SDNN and heart health index: See your heart’s long-term trends at a glance.

• Sleep debt management: Recover smarter and feel more energized.

• World’s widest sizing range: Enjoy a perfect fit, no matter your finger size.

• 7 days battery life: Track your health all week without charging anxiety.

• No subscription fees: Access every feature with no hidden costs.

Choose Circul Ring 2 Max if you want the most advanced, comfortable, and user-friendly smart ring on the market. You get innovation, accuracy, and peace of mind—right on your finger.

Release schedule and renew

Expected release date: This fall

Want to keep track of your health at all times? The Circul Ring 2 Max is coming soon, giving you the chance to be one of the first users to experience next-generation heart rate tracking. Releasing this fall, you won't have to wait long to own this top-of-the-line heart rate and performance tracker.

If you want to stay up-to-date with the latest news, simply subscribe to our newsletter. You'll receive product launch announcements, exclusive tips, and all the latest information directly into your inbox—no need to check manually.

hint:After subscribing, you will receive an immediate notification when pre-orders open, ensuring you get your hands on the Circul Ring 2 Max as soon as possible.

You will get true continuous heart rate monitoring, instant feedback and a comfortable wearing experience.The maximum value for ring 2.The CIRCUL RING 2 MAX is designed for comfortable and natural wear, with no extra cost required. You can view your heart activity and heart rate every second, easily tracking your health and fitness progress.

• Subscribe now to receive updates.

• Get the news first when pre-orders begin

• Experience the new standard of heart rate and athletic performance tracking brought by CIRCUL RING 2 MAX

In this way, you can gain a smarter understanding of your heart and body.CIRCUL RING 2 MAX. This ring provides real-time health data and practical functions to help you easily manage your daily health. You can check your heart rate at any time and understand your body's response. Ready to take control of your health?

Frequently Asked Questions

How does the CIRCUL RING 2 MAX track my heart rate and HRV?

You get true continuous tracking. This ring measures your heart rate and heart rate variability (HRV) once per second. You can view real-time updates on your phone. This helps you immediately detect changes in your body's rhythm.

Can I wear CIRCUL RING 2 MAX all day?

Yes, you can. This ring has a smooth and comfortable feel, so you can wear it while sleeping, working, or exercising. The battery lasts up to 7 days, so you don't need to charge it every night.

Does CIRCUL RING 2 MAX require a subscription?

No, you don't need a subscription. All core features are available to you. You can use all features, including heart rate tracking and sleep management, for free.

How does the CIRCUL RING 2 MAX differ from other smart rings?

The Circul Ring 2 Max offers true continuous monitoring, second-by-second feedback, and a comfortable wearing experience. Get real-time heart rate and energy data without paying a monthly fee.