Health Smart Ring, Fitness Tracker, With Heart Rate, Blood Oxygen, Heart Rate Variability, Sleep Monitoring, Step Count, IP68 Compatible With IPhone And Android, No Subscription Fee Required

Before Buying: Before purchasing the Smart Ring, we highly recommend referring to the size chart and measuring your finger circumference to ensure the most comfortable fit and avoid unnecessary returns or exchanges

Health Monitoring: The slim ring features advanced 4.0 sensors that It provides continuous health tracking and comprehensive wellness management all day.