Languagessimplified chinese english romother capacity mah110 materialabs tpu sim card typeno sim card slot connectivitybluetooth40 fitness wellnessactivity tracker sedentary reminder call reminder alarm clock stopwatch sleep tracker cpunrf51822 ramother charging timeh2 typesmart bracelet featuresheart rate monitor anti lost camera control information touch screen distance tracking pedometers calories burned modela22 sensorfinger sensor heart rate sensor supporte