From now on, the most important information will be at your fingertips. The Colmi R03 smart ring provides convenient access to health and exercise reports from the QRing app. In addition, it is resistant to water (5ATM), corrosion and wear, so it can be used comfortably on a daily basis. The included case allows for safe storage of the ring and renewal of its energy. In addition, the lightweight (4.7 g) design means comfort.

Monitor your health

Colmi R03 allows you to take care of your health. Smartring monitors sleep, its phases and quality, so you can eliminate bad habits. It also measures your heart rate before 24 hours, which allows you to understand the state of your body both at rest and during exercise. You can also measure your blood oxygen level and check your health data in the dedicated QRing app.

Increase the effectiveness of your workouts

Train more efficiently with the Colmi R03. The smart ring accurately records the number of steps, calories burned and distance traveled. In addition, you can choose from 21 sports modes. What's more, the smartring is 5 ATM water resistant, which means you can use it during intense training and swimming without worrying about damage.

Dedicated application

Download the QR app for Android and iOS and take full advantage of Colmi R03. You can keep a close eye on all parameters and physical activity. It prepares daily, weekly and monthly reports on measurements, so you can quickly react to irregularities.

Long working hours

Use Colmi R03 for several days without worrying about discharge. The smart ring works for about 3-5 days and takes about 1 hour to charge. The included case, on the other hand, not only facilitates storage, but also enables the device to be charged. Thanks to its powerful battery, the ring renews its energy up to 13 times with a single charge.

Contents of the box:

- Smart ring
- USB-C cable
- Charging case
- User manual

Description:

- Manufacturer: Colmi
- Model: R03
- Color: gold
- Size: 10

Chip set

- Main chipset: BlueX Micro RF03
- ROM memory: 512 KB
- HR sensor: Vcare VC30F
- Accelerometer (G-sensor): STK8321

Contact

- Bluetooth: 5.0

Rechargeable battery (smart ring)

- Battery type: Lithium polymer
- Capacity: 18 mAh
- Charging method: magnetic
- Number of charging cycles: over 300
- Charging time: about 1 hour
- Operating time: 3-5 days

Rechargeable battery (charging case)

- Type: Lithium polymer
- Capacity: 200 mAh
- Charging method: USB-C
- Number of charging cycles: about 300
- Charging time: about 1 hour

Planning

- Inner diameter: 19.8 mm
- Material: titanium alloy
- Weight: 4.7 g
- Dimensions of the charging case: 43 x 43 x 25 mm

System

- Compatibility: Android 4.4 or later, iOS 8.0 or later, Harmony OS
- App: QRing

Other

- Waterproof: 5 ATM
- Updates: OTA

Languages

- Supported languages: Application: Danish, Ukrainian, Russian, Croatian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German, Italian, Latvian, Czech, Slovak, Slovenian, Japanese, French, Polish, Thai, Estonian, Swedish, Lithuanian, Simplified Chinese, Traditional Chinese, Romanian, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean, Malay, Italian

Characteristics

- Available in the application: pedometer, calorie counter, distance measurement, heart rate measurement, sleep monitoring, 21 sports modes, exercise log, blood pressure measurement, blood saturation measurement, stress level, remote photography