Function:
<br />blood pressure, blood oxygen, heart rate, SMS alerts push, WeChat alerts push, remind QQ ,motion records (step, mileage), sleep monitoring, sedentary reminder, calorie calculation, low power, raising his hand to remind the bright screen,  vibration
<br /> 
<br />Features:
<br />Circle diameter:38.8*9.6mm
<br />Chipset:NRF51822
<br />Compatible System:Android4.0 and above,ISO7.0 and above
<br />ROM:256K
<br />RAM:32K
<br />Type:OLED
<br />Screen size:0.96inch
<br />Resolution:128*64
<br />Touch Panel:Single touch
<br />Screen Meterial:Toughened glass
<br />Bluetooth: BT4.0
<br />Battery:100mAh
<br />Waterproof:IP67
<br /> 
<br />Package list:
<br />1* Smart bracelet tracker
<br />1* Charging clip data line
<br />1* Use menu