Languagessimplified chinese english capacity mah90 materialtpu connectionbluetooth40 usb typesmart bracelet featuresinformation heart rate monitor touch screen sleep tracker sports water resistant water proof health care distance tracking long standby pedometers calories burned community share alarm clock stopwatch modelm01 sensorfinger sensor heart rate sensor supported operation systemandroid ios screen typedisplay technologyoled cpudidlog14580 rammb8 rommb8