The COLMI R02 Smart Ring in size 11 (20.3 mm) is an innovative wearable that combines health monitoring and sports functions in a compact design. Weighing only 4.7 g and with a thickness of 2.7 mm, this ring is lightweight and comfortable to wear, ensuring it doesn't interfere with daily activities. It continuously measures heart rate and blood oxygen levels (SpO2) and analyzes sleep and daily activity across 21 different sports modes. Thanks to Bluetooth 5.0 technology, the ring easily connects with the QRing app to store data and synchronize later. The IP68 water resistance ensures that the ring can be worn during outdoor activities, while the included charging case allows for usage of up to 6-7 days on a single charge. The COLMI R02 Smart Ring is therefore an ideal choice for anyone looking to keep track of their health without sacrificing comfort.

• Lightweight and discreet design for maximum wearing comfort
• Continuous monitoring of heart rate and blood oxygen
• 21 sports modes for accurate activity tracking
• IP68 water resistance for versatile use.