COLMI R02 Smart Ring Smart Ring for Women and Men with a Charging Case Supports Heart Rate Blood Oxygen Sleep Health Monitoring No Subscription Fee Black 8

Purchase a Sizing Kit Before purchasing the COLMI R02 smart ring we strongly recommend that you purchase the COLMI sizing kit or measure your finger size according to the size chart to help you choose the correct ring size for a comfortable fit and to avoid unnecessary returns or exchanges No App Subscription Fee Required Say goodbye to monthly bills The COLMI smart ring requires no app subscription fee Enjoy all features right out of the box instantly unlocking core data such as heart rate monitoring sleep analysis and 247 activity tracking making health management pure and simple Heart Rate Measurement 247 smart heart rate measurement allows you to understand your heart rate status and monitor heart rate abnormalities keeping track of your daily health Battery Life Your usage frequency determines your power consumption Basic Mode 45 days Tracks only steps and basic sleep Balanced Mode 34 days Synchronizes heart rate every 60 minutes Enhanced Mode 23 days Monitors heart rate in realtime throughout the day Requires frequent daily charging Portable Charging Case Includes a compact charging case for charging anytime anywhere without worrying about running out of power Nighttime Sleep Insights Tracks continuous night rest for holistic wellness trends Note Algorithm is strictly calibrated for nighttime cycles to ensure data purity Daily Health Tracking Tracks longterm activity trends through natural arm swings The algorithm filters out stationary hand movements to prevent data errors Photo Control Remote camera control allows you to control your phones camera with a flick of a finger making selfies group photos and creative photography more convenient Blood Oxygen Monitoring Continuously monitors blood oxygen saturation levels throughout the day to help you understand your respiratory health and overall wellness status Sports Tracking Ring Comprehensive sports tracking functionality records your exercise data and activity metrics to support your fitness goals and active lifestyle