The Colmi R03 Smart Ring is an innovative wearable device that allows you to conveniently monitor your health and fitness data. With a sleek and lightweight design of just 4.7 g, this smart ring not only offers comfort but also a variety of features tailored to your needs. It is compatible with the QRing app, which provides you with a comprehensive overview of your health statistics, including sleep quality, heart rate, and blood oxygen levels. The smart ring is also waterproof (5ATM) and resistant to corrosion and wear, making it ideal for daily use. With the option to choose from 21 sports modes, you can optimize your workouts and accurately track your progress.

• Monitoring of sleep phases and quality to improve sleep habits
• 24-hour heart rate measurement for health condition analysis
• Recording of steps, calories burned, and distance traveled
• Water-resistant (5ATM) for use while swimming and during intense workouts
• Includes a charging case for safe storage and power supply of the ring.