Smartring Colmi R02 19.8MM 10 (sort)

The Colmi R02 smart ring offers a discreet and lightweight way to track your health and fitness around the clock. Weighing just 4.4 grams, this sleek black device monitors heart rate, sleep patterns, and blood oxygen saturation, while also counting steps and calories burned. With 21 sports modes and IP68 water resistance, it is built to keep up with your active lifestyle, and all data is conveniently accessible through the dedicated QRing app.

Key features

• Continuous monitoring of heart rate, sleep, and blood oxygen saturation (SpO2)
• Tracks steps and calories burned throughout the day
• 21 sports modes for diverse workout tracking
• IP68 water resistance for swimming and showering
• Ultra-lightweight design at only 4.4 grams
• Up to 6 days of battery life on a single charge
• Automatic sleep detection with detailed reports in the QRing app