Languagesenglish capacity mah420 materialsilicone connectivitybluetooth40 fitness wellnessexercise reminder sedentary reminder find my device sleep tracker activity tracker cpumtk6261 charging timeh18 typesmartwatch featuresmessage control touch screen sports distance tracking long standby pedometers calories burned anti lost camera control modelyyq60a sensorfinger sensor gyro sensor proximity sensor gravity sensor supported operation systemandroid ios screen type