F8 watch
F8 Black good Watch with Advance Health huntsman for Men and ladies(Unisex)
( FULL BLACK )7 and Day Battery Life ,Fitness Sleep following
Support
heart chemical element level monitor
(you cannot build calls ) however there's notification alert for " decision, SMS, WeChat, QQ, skype, whatsapp, facebook, linkedin, twitter, viber,line
track your activity like step count ,sleeping and arousal