Letsfit Fitness Tracker with Heart Rate Monitor, Slim Activity Tracker Watch, Pedometer, Sleep Monitor, Step Counter, Calorie Counter, Waterproof Smart Band Kids Women Men

Heart Rate Monitoring: Monitors your heart rate all day with graph in the app, allowing you to better understand your rest heart rate and heart rate while working out

Quantification of Movements: Records your steps, calories burned, miles walked, active minutes and more

Sleep Tracking: Tracks your deep sleep, light sleep, and wake sleep so that you can have a comprehensive understanding of your sleep quality

Intelligent Reminder: Vibrates to notify you of incoming calls and messages; reminds you to move after periods of inactivity and important dates, helping you stay connected

Build-in USB Charging: Gently pull bands off the tracker host and insert the built-in USB plug into a USB port for charging; 1-2 hours’ charging allows up to 5 days’ use❤Requires iOS 7.1 & later or Android 4.4 & later, BT4.0 & later

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