Introduction to watches：
Screen：1.28 inch, Full touch screen ?Resolution 240*240
Waterproof：IP67
Bluetooth：BT4.0
Chipset : DA14683
Heart Rate sensor：SC7R311
Phone version compatibility：IOS 9.0 and above , Android 5.0 and above
Supports languages：
English, Chinese，French，German，Italian，Spanish，Russian，Portuguese（Notification support various kinds of languages）
Material：
Bottom case：ABS+PC
Front case : Glass
Watchband：Silica gel
Standby time:
30 days powerful standby, daily battery life of 7 days
Function:
Exercise heart rate/resting heart rate monitoring, Sleep monitoring, Blood pressure by yourself, Call/Message notification, Call，Message、Wechat、QQ、Facebook、Twitter、LinkedIn、WhatsApp、Line、Instagram、Snapchat、Skype and so on）Sedentary reminder、Alarm、Drink water、Take medicine and so on, Alarm, Take photo, System switching, Sedentary reminder, Stopwatch, Find phone, Brightness adjustment, Light up time adjustment, Touch control, Distance、Calorie 、Steps, Sports Goal Setting