Fitness Smart band: If you’re a fitness freak and love keeping a track of the calories burnt, sleep cycle, and heart rate, and then the M3 Smart Band is what you need. This smart band works as a heart rate tracker, fitness watch, and an activity tracker.M3 waterproof Smart fitness Band compatible with Bluetooth or Heart Rate Sensor.
Sync with the app to analyze your fitness and sleep activities to help you improve your lifestyle.
Functions: Alarm Clock,Avoid phone loss,Call reminder,Distance recording,Find your phone,Incoming calls show.
It is soft to the touch and fits snugly for ultimate wearing comfort.
It is compatible to devices having Bluetooth version 4.0 and below in smartphones.