YoYoFit Health and Fitness Tracker with 24/7 Heart Rate, Blood Pressure, Blood Oxygen SpO2, Step & Sleep Tracking, 7+ Days Battery, IP68 Waterproof Activity Trackers and Smart Watches for Women Men Black
YoYoFit Kids Fitness Tracker with Heart Rate, Activity Tracker with Blood Pressure and Blood Oxygen, Health Watch with Step Counter, Calorie Counter, Sleep Monitor for Boy Girl Gift : Amazon.sg: Sporting Goods