The Colmi R03 Smart Ring is an innovative wearable device that allows you to access your health and fitness data right at your finger. Weighing just 4.7 g, the ring offers high wearing comfort and is designed for daily use. It is not only waterproof (5ATM) but also corrosion and wear-resistant, making it ideal for active lifestyles. The Smart Ring connects via Bluetooth to the QRing app, which provides you with comprehensive insights into your sleep quality, heart rate, and blood oxygen levels. Additionally, the ring supports 21 different sports modes to enhance your training efficiency. With the included charger and practical storage solution, you can safely charge and store the ring.

• Monitoring of sleep phases and quality to improve sleep habits
• 24-hour heart rate measurement for health condition analysis
• Measurement of blood oxygen levels for comprehensive health monitoring
• Recording of steps, calories burned, and distance traveled
• Support for 21 sports modes for personalized training adjustments.