Garmin Vivofit


Bluetooth 4.0
Sleep monitoring Yes
Width 20.5 mm
Weight 25.5 g
Thickness 10 mm
Heart rate Yes
Steps Yes
water & dust proof Yes

Garmin Vivofit

bluetooth version is 4.0 .

width is 20.5 mm,and thickness is 10 mm,body weight is 25.5 g.has water & dust proof water/dustproof function, and no need to worry about raining day or carelessly wetting your device.The detection functions are as following, Heart rate,Sleep monitoring,Steps.

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