Fitness Tracker with 24/7 Heart Rate, Blood Oxygen Blood Pressure Sleep Monitor,

Fitness Tracker with 24/7 Heart Rate, Blood Oxygen Blood Pressure Sleep Monitor, Activity Trackers 5 ATM Waterproof,Step Calorie Counter Pedometer Health Smart Watch for Women Men Color : pink Compatible Devices Smartphones Battery Average Life 12 days Sensor Type Optical, Accelerometer Battery Description Lithium-Ion