Romother capacity mah157 sim card typeno sim card slot connectivitybluetooth40 fitness wellnesssleep tracker activity tracker ramother typesmart bracelet featuresheart rate monitor touch screen sports long standby blood pressure measurement pedometers modell38 sensorfinger sensor heart rate sensor supported operation systemandroid ios stand by timeh150 200 packing listbody charging cable english and chinese manual listing date06132017 production modeexternal