Slim Fitness Tracker with Blood Oxygen, Blood Pressure, 24/7 Heart Rate and Sleep Tracking, IP68 Waterproof Activity Trackers and Smart Watches with Step Tracker, Pedometer for Women Kids

USINGTIPS (1) App register step: Download the FitCloudPro app==>Select “Register” ==>Input your email and set the app account password==>Check your email for the verification code and input it==>Finish app register (2). Accurate readings: The activity monitoring function of the watch requires users to fill in basic information, such as height, weight, age, etc., in the app to track more accurate exercise monitoring data. (3). Blood pressure calibration: Open the app (FitCloudPro)==>Click "Me"==>Tap your Avatar==>Input the calibrated bp reading to "Private BP Mode" (4). Compatibility: Slim Fitness tracker is compatible with Android 5.0 & iOS 10 and above smartphones with Bluetooth 4.0?10meter?, but is not compatible with PC, iPad, or Tablet. (5). One full charge gives up to 7-10 days of working time. (Varies with use and other factors. Turning on all-day monitoring functions such as exercise and heart rate will shorten the battery life of the product) (6). Wrist size? fitness tracker fits a 5.9~8.6 inch circumference wrist.