LETSCOM Fitness Tracker HR, Bluetooth Fitness Watch with Heart Rate Monitor

Make sure that your phone is with iOS 7.1 & later/Android 4.4 & later system and Bluetooth 4.0 & later (smartphone only, not for PC, iPad or tablet). Heart Rate Monitor: 24-hour real-time monitoring of heart rate. Call Alert: The tracker vibrates and the caller ID is displayed on screen when there is an incoming call. Sedentary Reminder: Set reminders for periods of time of inactivi...