Smart Ring COLMI R02, size 10, black










Smart Ring COLMI R02, size 10, black

Intelligent 24/7 health monitoring
Track your heart rate, SpO2, and sleep quality with detailed reports in the QRing app. Get a clear overview of your recovery and fitness.

Ready for sport: 21 modes
From walking and running to yoga and aerobics—the ring accurately measures steps, calories, distance, and heart rate during workouts.

Lightweight, durable, and stylish
Just 4.4 g, stainless steel, hypoallergenic inner resin, IP68, and battery life up to 6 days on a single charge with a magnetic cable.
The COLMI R02 combines a stylish ring with a smart fitness tracker. Thanks to precise sensors, it tracks heart rate 24/7, blood oxygen saturation (SpO2), and provides an in-depth evaluation of sleep quality including individual stages. All data is clearly available in the QRing app for better recovery and training planning.
During activity, the ring accurately counts steps, distance, and calories burned, and offers up to 21 sports modes—from walking and running, through cycling and yoga, to dance or aerobics. The IP68-rated design shrugs off rain and showers, and magnetic charging replenishes the battery in approximately 1 hour. Polished stainless steel on the outside and hypoallergenic resin on the inside ensure all-day wearing comfort.
- Smart health under control: 24/7 heart rate, SpO2, sleep with detailed stats.
- Sport without compromise: 21 modes, precise measurement of steps, calories, and distance.
- Practical design: only 4.4 g, 2.7 mm thickness, up to 6 days of battery life, IP68, and fast magnetic charging.
Specifications
- Manufacturer
- COLMI
- Model
- R02
- Color
- Black
- Main control unit
- RF03
- Bluetooth
- 5.0
- Battery capacity
- 17 mAh
- Battery life per charge
- Up to 6 days
- Charging time
- Approximately 1 hour
- Charging method
- Magnetic charging
- Water resistance
- IP68
- Compatible app
- QRing
- Weight
- 4.4 g
- Size
- 10
- Inner diameter
- 19.8 mm
- Inner circumference
- 62.1 mm
- Outer material
- Polished stainless steel
- Inner material
- Hypoallergenic resin