Languagesenglish capacity mah50 materialsilicone connectivitybluetooth40 fitness wellnessexercise reminder sedentary reminder find my device sleep tracker activity tracker cputicc2541 charging timeh15 typesmart bracelet featuresmessage control touch screen sports distance tracking long standby pedometers calories burned anti lost camera control modelyyw6 sensorfinger sensor gyro sensor proximity sensor gravity sensor supported operation systemiphone android ios scr