Languagessimplified chinese english romother capacity mah220 materialsilicone sim card typeno sim card slot connectivitybluetooth 42 fitness wellnessalarm clock activity tracker sedentary reminder pulse tracker ramother charging timeh2 waterproof levelipx 6 typesmart bracelet featureslong standby pedometers calories burned water resistant water proof gps app control message control information touch screen sports multifunction modeld watch 1 sensorfinger senso