Smart Ring with Sleep Monitoring, Step Counting, Heart Rate, Blood Oxygen for iPhone and Android, No Subscription Fee, IP68 Waterproof Health Tracker (Rose Gold, 7)
Smart Ring, Activity Fitness Tracker Ring for Women Men, Monitoring of Pedometer, SpO2, Sleep Quality, Heart Rate, No Subscription Fee, for iOS & Android (Silver 8)
Smart Ring, Health Ring Fitness Tracker, Smart Rings for Women Men,10ATM Waterproof Ring for iOS and Android, No Subscription Fee (Silver, 9)
Smart Rings for Men with Display Screen, Fitness Ring with Wireless Charging, Sleep Tracker Ring with Heart Rate, Health Rings for Activity Monitoring/Steps/Calories, for iOS Android (Black,12#)
