COLMI RING 2 smart ring, size 9 (black)

COLMI RING 2 combines the discreet design of a ring with a comprehensive set of functions for monitoring health, sleep and daily activities. Among other things, it allows you to monitor heart rate, HRV, blood oxygen level, stress and body temperature, and the collected data can be analyzed using artificial intelligence. With 5 ATM water resistance, you don't have to take it off when swimming or washing your hands, and the efficient battery provides 3 to 5 days of operation. Add to this the lightweight and compact design that allows you to comfortably wear the ring both during the day and while sleeping at night.

Track your body's key measurements - health analysis with the help of artificial intelligence

Precise sensors allow the ring to collect a variety of health data. RING 2 allows you to monitor your heart rate, HRV, blood oxygen levels, stress levels and body temperature, providing convenient access to a wealth of information in the Q Ring app. This makes it easier for you to take care of your health and respond faster to any changes. The collected data can also be used by built-in artificial intelligence functions for more detailed analysis. The system takes into account data on heart rate, blood oxygen levels, sleep and activity, and provides intelligent insights. As a result, you can use the many measurements collected by the ring to more conveniently monitor your fitness and daily habits.

Detailed 24/7 sleep monitoring

COLMI RING 2 automatically tracks both nighttime sleep and daytime naps – no need to manually start or stop tracking. The device recognizes periods of wakefulness and light, deep and REM sleep stages, and also records the time it takes to fall asleep, sleep efficiency and nighttime awakenings.

Track different types of activities

The ring supports various sports modes such as walking, running, cycling and swimming. During exercise, it can track metrics such as heart rate, step count, distance covered, calories burned and exercise duration. This allows you to conveniently track your progress and set new goals.

Menstrual cycle tracking

COLMI RING 2 also offers features designed to monitor menstrual health. These features help predict your period and provide cycle-related information, helping you better monitor the changes happening in your body. You can access this data in the app along with other health data.

Additional motivation to stay active – competing with family and friends

The Friends and Family Ranking feature allows you to track and compare your steps with those around you using the Q Ring app. Thanks to the rankings, you can check out other users' results and see where you stand. This is an extra motivation to stay active!

Space of Love – content for couples

The app offers a “Love Space” feature that allows you to use features designed for couples. It allows you to record anniversaries and unlock new relationship certificates, while the “Love Reminder” and “Synchronized Walk” features provide additional options for daily interaction. This means that the ring can be used not only to monitor health and activity, but also to enjoy shared features with your loved one.

Gesture control

COLMI RING 2 can also be used for touchless control of selected functions. A simple swipe of your finger allows you to control photos, videos, and games, and easily take photos without directly touching the phone. This is a convenient solution for people who often participate in video conferences, record vlogs, and more!

Lightweight and waterproof

RING 2 stands out for its lightweight and slim design, making it ideal for all-day wear or sleep tracking – ensuring long-lasting comfort. The ring is made of stainless steel, combining durability with a sleek design. Its 5 ATM water resistance means you can use it without worry even while washing your hands or swimming.

3 to 5 days of battery life

The high-capacity battery allows you to use the ring for about 3-5 days. You won't have to plug it in too often! The set also includes a convenient charging case with a capacity of 200 mAh and a USB-C port. With it, you can quickly and conveniently charge the ring for further use.

Included in the kit

• INCH RING 2 x1
• User manual x1
• USB-C cable x1
• Charging case x1

It is important to know

Before choosing a smart ring COLMI RING 2 lubrication ring, size 9 (black), it is crucial to consider whether its real capabilities match your actual usage. The greatest impact on satisfaction comes from matching expectations with actual functions and comfort in everyday wear. Pay special attention to compatibility, application functionality and the consequences of a minimalist design.

• Before purchasing, check that the ring is compatible with your phone and that a supported app is available - without this, basic functions are not guaranteed.
• A smart ring like this is an extremely discreet solution and can be a great alternative to a smartwatch for those who don't want to wear larger devices every day.
• More compactness means less room for more advanced features; if you're expecting advanced health monitoring, it's worth checking out the real feature set.
• A minimalist and elegant design does not always guarantee sporty robustness – for intensive use or rough environments, check whether such use meets the characteristics of the model.

Source of editorial recommendations: general verifiable guidelines for product selection.

In practice

🟢 Sleep and basic daily activity tracking

The ring is suitable for daily step counting and monitoring basic activities, as its discreet shape makes it comfortable to wear all day long.

🟢 Heart rate monitoring and basic health metrics

It offers basic vital signs monitoring, but for advanced health analytics, check for the availability of additional sensors or in-app support.

🟡 Discreetly receive notifications

Vibration provides an occasional alert, but the user experience is usually simpler and with fewer options than with a smartwatch.

🟡 Sports use

It can be used for moderate activity, but may not be robust enough for intense sports or rough conditions; check before purchasing if it is suitable for this type of use.

🟢 Everyday wear as a fashionable and practical accessory

An ideal choice for those who want basic activity monitoring and discretion without compromising on appearance.

Answers to frequently asked questions

Can I use the ring with any smartphone?

No, please check compatibility with your operating system and supported application before purchasing.

Where are the key advantages of minimalist design evident?

The ring is almost invisible on the hand and does not interfere with daily activities, making it suitable for users who do not want to wear a watch or bracelet.

How important is the app for using the ring?

The application is essential for monitoring all data, so we recommend that you check its availability and user experience.

Is the lubricating ring suitable for active users?

It is suitable for basic tracking of daily activity, but for more intensive or robust sports use, it is recommended to check the level of robustness.

Description updated: September 2026

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