Main material: Body: Zinc alloy +steel +PC strap: Silicone + hand oil
Shape of the dial: Round
body size :45 *10.9mm
Strap size:245mm*22mm*2.5mm
Main Display : 1.28″
Button: full screen -touch
Type of battery: li-ion battery
Battery Capacity: 200mAh
Normal use time : 3-5 days
Charging Time: About 2hours
Alarm group: 8
Alert type: Vibration
CPU: Hs6620D
Heart rate : SC7R30
Flash : 64M
Acceleration sensor G-sensor : 3 axis
certified:CE RoHS FCC MSDS

Function
Time display
dynamic interaction design
always-on standaby dial display
Multi-dial switch
Dial second hand
Step
Distance
Calories
Heart rate monitor
Blood pressure monitor
Blood oxygen monitor
Sport mode (run ,ride ,mountain climbing,badminton ,football ,baskeball mode)
sleep monitor
stopwatch
12/24 hours time format
full screen touch
Caller ID (Need to set on APP and mobile phone)
SMS Reminder (Need to set on APP and mobile phone)
APP Reminder (whatsapp,Twitter,line,Facebook,wechat) (Need to set on APP and mobile phone)
Sedentary reminded
Remote camera shutter
Alarm clock reminder
Weather
Music contral
Brightness adjustment