DESAY Smart Fitness Tracker,Wireless Sleep Heart Rate Monitor Activity Tracker Wristband Sport Bracelet Watch for Iphone Android(Black)

Use the product must be meet the follows three points:1.Your mobile phone Bluetooth version must be Bluetooth 4.0 or higher2.iOS version must be Ios 7.0 or above3.Android version must be Android 4.3 or aboveAPP download Please download the APP “Fitband”from the APP Store or Google Play for free.iPhone: choose the APP Store–enter “Fitband” on the sourcing page–choose the right APP downloadiPad: choose the APP Store–source page top left corner choose”iPhone only”–tap “Fitband” to sourcingPlease Upgrade the APPAndroid: Tap More–My bracelet–Additional Setting–Firmware UpgradeiOS: Tap More–My bracelet–Firmware Upgrade–Upgrade inspections–Start the upgradeParameters:Model Number:Fitband F1Screen configuration:0.91 inch OLEDWaterproof

PRICE: $39.99