Advantage:Lady's Smart Jewelry

Screen Type:12 LED lighting
CPU:Nordic nRF51822
Host：Sapphire glass + Aluminium Alloy gemstone dial；
Strap：Genuine leather strap,Necklace,Ring
Bluetooth Version:4.0BLE
storage：64KB RAM＋64KB ROM
Battery: 210mah,2032 coin battery,stadby 200 days.
Function:Step pedometer, Calorie burnt, Distance Track, Sleep monitor,Camera remote control, etc.
Support:Android 4.4+,IOS7.1+
Color:black,green,orange,dark blue