Features:
Circle diameter:39.8*9.6mm
weight:200G
Color:Silver / Black
Strap:leather / Stainless steel

Major function:
Remindme push, SMS alerts push, WeChat alerts push, push, remind QQ motion records (step, mileage), sleep monitoring, sedentary reminder, calorie calculation, low power, raising his hand to remind the bright screen, fast charging, low power consumption, blood pressure, blood oxygen, heart rate, vibration

Chipset:NRF51822
Compatible System:Android4.0 and above,ISO7.0 and above
ROM:256K
RAM:32K
Type:OLED
Screen size:0.96inch
Resolution:128*64
Touch Panel:Single touch
Screen Meterial:Toughened glass
Bluetooth:Yes, BT4.0, transmission range: About 8M
WIFI:NO
NFC:NO
USB:NO
G-Sensor:Yes
Heart Rate:Yes
Blood pressure:Yes
Oxygen:Yes
Battery:100mAh
Charging Method:POCK PIN USB
Waterproof Level:Conventional waterproof

Package list:
1* Smart bracelet tracker
1* Charging clip data line
1* Use menu