New 1.14 Screen Smart Bluetooth Watch Bracelet F21 Heart Rate, Blood Pressure, Phone Information Reminder, Step Counting Fashion

Happy holiday item number F21 model F21 release time 2009 source category spot applicable platform Android platform applicable platform Apple iOS platform compatible platform iOS applicable population mass applicable population adult screen size 1.2 inches appearance size 37.330.611.3MM material PC battery capacity 140mAh product weight 25g wearing method wristband operation method touch interface USB 2.0 wireless distance 5m including -10m including communication function not supported wristband material TPU additional function step counting additional function intelligent reminder additional function remote control selfie additional function information push additional function sleep analysis method sticker fastest delivery time 1-3 days whether support support mixed batch support service invoice not provided invoice packaging list standard