Languageschinese arabic portuguese japanese russian spanish german french english indonesian polish capacity mah300 materialsilicone connectivitybluetooth40 fitness wellnesssedentary reminder alarm clock find my device sleep tracker activity tracker calendar exercise reminder cpumtk2502 charging timeh18 typesmartwatch featuresdistance tracking long standby pedometers calories burned heart rate monitor gps anti lost camera control message control touch screen sports model