M4 Smart Band Fitness Tracker Compatible With All Android & IOS Device

M4 Smart Band Fitness Tracker Watch Heart Rate with Activity Tracker & Body Functions Like Steps Counter, Calorie Counter, Blood Pressure, Heart Rate Monitor OLED Touchscreen.Features & detailsIt has features such as a calling function which enables you to receive a call and disconnect it, you can also send and receive messages through it but only supported to android Phones for which you need to download the app.Waterproof Smart Fitness Band with Bluetooth or Heart Rate sensor, Activity Records, Sleep Monitor, Calorie Burned, Rejected Calling, Alarm, Blood Pressure, Message, USB Charging Supports smartphones, Tablets and PC’s and also support Android and IOSCompatibility: Requires Android 4.3 or above, iOS 7.1 or above, Bluetooth 4.0 or above, download APP “Veryfit 2.0” from iOS Store or Google PlayBattery Capacity: 70 mAh, Waterproof Smart Fitness Band with Bluetooth or Heart Rate sensor, Activity Records, Sleep Monitor, Calorie Burned, Rejected Calling, Alarm, Blood Pressure, Message, USB Charging Supports smartphones, Tablets and PC’s and also support Android and IOSSpecifications GeneralModel NumberM4 Bluetooth Fitness Smart Band Waterproof And Blood Pressure Heart Rate Heart Monitor Fitness Tracker Smart Watch Most Usable Device For Everyone Wrist Friendly Band ( Black )Model NameM4 Bluetooth Fitness Wrist Smart BandReading TypeDigitalIdeal ForUnisexMaterialSiliconeSuitable ForGym, Running, Walking, Cycling, Swimming, Sleeping, Etc.Touch EnabledYesWater-ResistantYesFunctionHeart Rate TrackerSales Package1 M4 Smart Band, 1 Charging CablePerformance FeaturesActivity Tracker PresentYesActivity Tracking FunctionCalories burnedSensor Type3Heart Rate Monitor PresentYesShock ResistantYesConnectivity FeaturesWifi EnabledNoBluetooth EnabledYesBluetooth Version5.1Display & Battery FeaturesDisplay TypeOLEDBattery Life1 -2 DaysBattery TypeIn-Built Rechargeable Battery