a  What are the bracelet's hardware system requirements?

    Androids devices: Cellphone with Android V4.4 or above & support bluetooth V4.0

Apple devices: IPhone 4s / 5 / 5c / 5s / 6 / 6 Plus, with IOS 7.1 or above

b.  The Bracelet cannot be connected?

Make sure the bracelet is powered on;

Make sure Bluetooth is turned on in phone;

Make sure the APP disconnected with other bracelet.

Make sure the bracelet disconnected with other phones.

Notice: Make sure the bracelet is connected with phone within 0.5 meters. once connected, the bracelet is workable within 10 meters away from phone under bluetooth mode.

If your problem cant be solved, Please contact our customer service, Our team will help you at any time.

c.  Bracelet cannot be recharged?

A, Ensure the charger connected well with 3 charging spots on band

B, Ensure the   cleanness of charg er connector ;
C, P ress the   mode button when charging, The screen shows the process of charging with icon.

If connected well and doesnt show the charging process,   P lease contact   our   customer service,   Our team will help you on line at anytime.

d.  Why is it still showing the data when you are not wearing the bracelet?

B ecause this is a sensor which  detect any object , So  you can remove the things away from detective area or  turn the h eart rate monitor  off in app if you dont need it

e.  Why the bracelet vibrate suddenly ?

All the vibration mode could be setup in app by personally, Such as, Longseat reminder, Phone call reminder, Message or call reminder,Anti-lost, connected or disconnected.

f.  What is the factors will affect the test results of heart rate?

Wrong way to wear the band, such as the detector sensor is not close to wrist,Arm swing and movement on wrist, Affecting the blood circlation by wear the band too tight ,hands up or makingfist. In terms of heart rate detection technology, No matter chestband or wristband with heart rate monitor, The accuracy is depands on wearing way,sports style and personal physiological function.  

g.   Does the   LED light is safe?   If workable with any color of skin?
LED light is safe ty   to the skin   and its   visible spectrum,   R are   of   allergic to visible light.   In addition al ,   t he LED power is very low, does not burn the skin .

Yes, Our bracelet is workable for any color of skin, No matter White, brown or black.

h.  Can we make the customized APP?

Yes ,we can make your own designed APP as per your special requests,Such as own logo name,own logo icon and upload the data to the server .etc.