The Smart Ring Colmi R03 allows you to have all the important information at your fingertips. With the QRing app, you can conveniently track health and workout reports. The ring is resistant to water, corrosion, and wear, which means you can wear it every day with confidence. The included case allows for safe storage and charging of the ring. Weighing only 4.7 g, it provides maximum comfort.

With Colmi R03, you can track your sleep, its phases, and quality. It also measures your heart rate 24 hours a day to understand your body's condition both at rest and during exercise. You can also measure your blood oxygen level and verify all your health information in the QRing app.

Usage is easy with the QRing app, compatible with both Android and iOS. It helps you track all parameters and physical activity. It generates daily, weekly, and monthly summaries of your measurements, allowing you to quickly respond to any irregularities.