Smart Ring Colmi R02, size 9, black










Smart Ring Colmi R02, size 9, black

Advanced 24/7 health tracking
Heart rate, sleep quality, and SpO2 measurements give you a clear overview of your health. In the QRing app you’ll find detailed reports and trends to build better habits.

Sports modes and precise statistics
Choose from 21 sports modes and track steps, calories, and distance. The ring automatically records training metrics for more effective workouts.

Durable, lightweight, and stylish
Polished stainless steel, hypoallergenic inner resin, and IP68 water resistance. Only 4.4 g for all-day comfort and an elegant look.
The Colmi R02 is a stylish smart ring that discreetly tracks key health indicators so you can stay on top of your fitness day and night. It monitors heart rate 24/7, sleep quality including its stages, and blood oxygen saturation (SpO2). In the QRing app you’ll get detailed statistics, trends, and recommendations.
For an active lifestyle, it offers 21 sports modes (walking, running, cycling, yoga, dancing, aerobics, etc.), accurate step, calorie, and distance tracking. The polished stainless-steel construction with a hypoallergenic inner resin is lightweight and durable. IP68 ensures carefree wear while washing hands, in the rain, and when swimming.
Main advantages:
- Up to 6 days of battery life on a single charge and magnetic charging in about 1 hour
- Very light — only 4.4 g, thickness approx. 2.7 mm for maximum comfort
- Bluetooth 5.0 and the QRing app for clear statistics and settings
Specifications
- Brand
- Colmi
- Model
- R02
- Color
- Black
- Size
- 9
- Diameter
- 18.9 mm
- Circumference
- 59.5 mm
- Weight
- 4.4 g
- Water resistance
- IP68
- Bluetooth
- 5.0
- Main control unit
- RF03
- Battery capacity
- 17 mAh
- Operating time
- Up to 6 days
- Charging time
- Approximately 1 hour
- Charging method
- Magnetic charging
- App
- QRing
- Material – outer part
- Polished stainless steel
- Material – inner part
- Hypoallergenic resin