Yihou Ladies Smart Ring for Women Health Ring Fitness Tracker Ring with Heart Rate Blood Pressure Monitor Sleep Tracker Activity Tracker with Calorie Step Counter Smart Jewelry Ring
Smart Ring for Women Men,Fitness Tracker Ring with Sleep Monitor,Heart Rate,Blood Oxygen,Steps,Calories Tracker,IP68 Waterproof Smart Rings,5-7 Days Battery Life for iOS Android,No App Fee（Silver,10）
LONGLU Smart Ring for Men Women, Fitness Tracker Ring with Heart Rate/Blood Pressure/Blood Oxygen/Sleep/Sport/ IP68 Waterproof, Health Tracker for iPhone & Android (Gold, 10)
Smart Ring for Women & Men, Fitness Tracker Ring with Charging Case, Supports Heart Rate, HRV, Blood Oxygen, IP68 Waterproof, Sleep Tracking Ring for iOS and Android, No Subscription Fees(Gold 9)
