Applicable audience: MsApplicable audience: MenBattery capacity: watch 250mah, earphones 30mahOperation mode: touch+buttonProduct size: Color box 154x98x28mmWrist strap material: siliconeAfter sales service: Contact customer servicePackaging list: APP: Flow Fit, Watch 1, Earphone * 2, Charging Cable 1, Instruction Manual 1Function: Social entertainmentFunction: Bluetooth callFunction: Intelligent reminderFunction: Remote control selfieFunction: Sleep monitoringFunction: Blood oxygen detectionCommunication type: non card pluggableBattery life: less than 7 daysCharging method: magnetic suction chargingWaterproof grade: domestic waterproofScreen type: IPSMold type: private moldCase material: aluminum alloyDial style: squareMenu language: multiple languagesSurface diameter: 29-35mm