Health Monitoring Features: This smart ring offers health monitoring features such as stress monitor and calorie tracker, helping you to maintain your wellbeing. IP68 Waterproof: With an IP68 waterproof rating, this smart ring is perfect for outdoor activities and can withstand weather conditions. Multi-sport Modes: The Smart Ring offers multi-sport modes, allowing you to track your physical activities effectively. Introducing the revolutionary R12M Smart Ring - a breakthrough in wearable technology, offering seamless health monitoring right at your fingertips. With its state-of-the-art design, you can effortlessly track your heart rate, blood oxygen and stress levels - all without lifting a finger. data is automatically recorded, ensuring you're always in the know about your body's status. Wear it worry-free every day, paired with advanced low-temperature potting technology, the ring a IP68 water resistance rating. the R12M Smart Ring is not just -light but incredibly and resistant to wear. Its ruggedness is matched by monitoring accuracy, with a of exercise modes that monitor your heart rate data in real time during exercise. Embrace the of smart wearables with the R12M Smart Ring - a perfect blend of , style, and health consciousness. Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Silver Material:aluminum alloy Size:22#21.8mm Package Contents: 1 * Smart Ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.