Smart Ring Colmi R02, size 8, black










Smart Ring Colmi R02, size 8, black

Smart 24/7 health tracking
Heart-rate measurement, sleep tracking with stages, and SpO2 monitoring. Get insights into your body and act on signals in time with clear summaries in the QRing app.

Sport modes and daily activity
21 sport profiles, accurate step, calorie, and distance counting, and heart-rate measurement during workouts — motivation for better performance every day.

Lightweight, durable, and ideal for water
Only 4.4 g, just 2.7 mm thin, and IP68 water resistance. Elegant stainless-steel body with hypoallergenic inner resin for all-day comfort.
The Colmi R02 is a discreet smart ring that combines modern design with useful health features. It tracks heart rate, sleep with stages, and blood oxygen saturation (SpO2), with all data clearly displayed in the QRing app. Thanks to Bluetooth 5.0, synchronization is smooth and reliable.
For an active lifestyle, the ring offers 21 sport modes (e.g., walking, running, cycling, yoga, dance, aerobics), accurately counts steps, calories, and distance, and measures heart rate during exercise. The polished stainless-steel construction with a hypoallergenic inner resin is featherlight (4.4 g), thin (2.7 mm), and IP68 water-resistant.
The integrated 17 mAh battery provides up to 6 days of use, and with magnetic charging you can refill power in approximately 1 hour. The Colmi R02 is an ideal choice for everyday wear and sports — an elegant accessory that looks after your health.
- Health insights in the QRing app — detailed sleep and heart-rate reports.
- Comfort and style — modern look, black finish, pairs well with any outfit.
- Durability and practicality — IP68 for rain, shower, and pool.
Specifications
- Brand
- Colmi
- Model
- R02
- Color
- Black
- Size
- 8
- Diameter
- 18.1 mm
- Circumference
- 56.9 mm
- Weight
- 4.4 g
- Material
- Polished stainless steel (outer), hypoallergenic resin (inner)
- Bluetooth
- 5.0
- App
- QRing
- Tracked metrics
- Heart rate, sleep, SpO2, steps, calories, distance
- Sport modes
- 21
- Water resistance
- IP68
- Battery capacity
- 17 mAh
- Battery life
- Up to 6 days
- Charging time
- Approximately 1 hour
- Charging method
- Magnetic charging