Languagessimplified chinese english romother capacity mah100 materialsilicone sim card typeno sim card slot connectivitybluetooth40 fitness wellnesssleep tracker activity tracker alarm clock cpunrf51822 ramother waterproof levelipx 7 typesmart bracelet featuresblood pressure measurement pedometers calories burned heart rate monitor water resistant water proof message control information touch screen sports distance tracking long standby modelp1 sensorfinger senso