Languagessimplified chinese english materialtpu sim card typeno sim card slot connectivitybluetooth40 fitness wellnessalarm clock stopwatch timer sleep tracker activity tracker exercise reminder call reminder chronograph ramother charging timeh2 waterproof levelipx 6 typesmart bracelet featurespedometers calories burned anti lost heart rate monitor message control water resistant water proof hands free calls touch screen sports multifunction distance tracking long standb