Fitness Tracker Smart Watch, Activity Tracker with Heart Rate Monitor Black
Description 1. Heart rate monitoring: use optical heart rate sensor to record heart rate throughout the day, meditation heart rate,
Fitness Tracker Smart Watch, Activity Tracker with Heart Rate Monitor Orange
Description 1. Heart rate monitoring: use optical heart rate sensor to record heart rate throughout the day, meditation heart rate,
Fitness Tracker Smart Watch, Activity Tracker with Heart Rate Monitor Pink
Description 1. Heart rate monitoring: use optical heart rate sensor to record heart rate throughout the day, meditation heart rate,