COLMI RING 2 smart ring, size 10 (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 high-capacity battery provides 3 to 5 days of use. 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 recording. The device recognizes periods of wakefulness and light, deep and REM sleep phases, 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 allow you to predict your period and provide cycle-related information, helping you better observe the changes happening in your body. You can access this data in the app along with other health data.

Additional motivation for activity – 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 consecutive relationship certificates, while the “Love Reminder” and “Synchronized Walking” features provide additional options for daily interaction. Thus, 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 finger gesture 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 with 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 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

• INCH RING 2 x 1
• User manual x1
• USB-C cable x1
• Charging case x1

It is important to know

Before choosing a COLMI RING 2 size 10 grease ring, pay attention primarily to practical usability in everyday life and the compatibility of the model with your needs. The most relevant are differences in wearing comfort and functionality depending on usage habits, as these factors are sometimes less obvious than the basics in the specifications.

• The discreet design means less noticeable wear than with smartwatches, but still requires consideration of size and feel on the finger – material and ergonomics affect long-term comfort.
• The Lubrication Ring can better complement smart devices for those who want basic activity tracking and notification support without the additional features offered by more advanced models.
• For everyday use, software support (application) is almost as important as the hardware features themselves, as it affects how easily you will access your data.

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

In practice

🟢 Monitoring basic activities

Very convenient – The wristband allows for basic daily activity tracking (such as steps and sleep) without the need for more noticeable devices.

🟢 Receive notifications discreetly

Very convenient – The ring provides discreet vibration notifications, which is useful for users who don't want to or can't wear a watch.

🟡 Sports use

Suitable with limitations – A ring can be an alternative to a smartwatch for recreational activities, but may not be robust enough for intensive sports use if it is not explicitly supported in the specifications.

🟡 Smartwatch or bracelet accessory

Suitable with limitations – The Ring is a sensible choice for users looking for a discreet wearable device or accessory, but offers a limited set of features compared to more advanced watches.

Answers to frequently asked questions

Do I need to check compatibility with my phone before using?

Yes, checking compatibility with your mobile operating system and the manufacturer's app is crucial for the smooth operation of the ring.

What can I realistically expect from the functionality of the lubrication ring?

The ring provides basic activity and health data and provides discreet notifications, while additional advanced features are typical of more expensive or specialized models.

How important is the app in the daily use of a smart ring?

A transparent and stable application greatly facilitates data monitoring and long-term user experience with the device.

Description updated: September 2026

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