4.0 Bluetooth heart rate fitness tracker in plastic wristband with you can track your steps, calories burned, sleep, alarm mode, income calling notice, taking picture function and anti lost alert. Requires a free app (Very fit for heart rate) available in both iOS and Android.
Track and display your activity - time, steps, distance, calories burnt, time exercising and target goal. Simply press the SYNC button to sync wirelessly to your smartphone. Sycs with Apple IOS 4S, 5, 5S, 5C, 6 and Android Samsung, Galaxy S11, Note 11. RoHS and CE approved.