A.Please download APP: Fitband(apple iphone could be downloaded and install in the apple store, Android phone could be downloaded and install in the google store or see over item photos check qr code to download)
B.Please open mobile Bluetooth, as well as the bracelet shut within 5 cm.C.Check device system version as well as Bluetooth version, Confirm plainly before purchasing.They has to satisfy 2
conditions:1. iOS 8.0 +as well as Bluetooth 4.0 +.2. Android 4.4+as well as Bluetooth 4.0+.
D.Please note, If the wristbands display Chinese, please open application as well as wristbands for conduct sync, Can be changed to English.E.If the wristbands are not synced, please call us, we will help you to resolve the issue when possible.Parameters: Model Number: Fitband F1 Screen setup:0.91 inch OLED Water resistant degree
IP65 Wrist band product:
healthy as well as comfy products Band
different colors: black, blue, red Card clasp size:140 mm to 215mm Battery kind: lithium-ion polymer battery Battery capability:85 mah Bat tery:5 ~ 7 days Support Firmware air improving(In the future, when we add new functions, just Firmware Upgrading with the APP, it will
be sync) What's in the box: bracelets X1 charging line X1 guidebook X1 warranty card X1 charging base X1