Bracelet type description:Product type: Body temperature smart braceletWristband size: 230mm * 18mm * 2mmBody size: diameter 42mm * 23MM * 10mmWeight: 25.2gDisplay size: 0.96 inchResolution: 160 * 80Battery Capacity: 90mAHMachine material: upper cover: IML technology lensBody: PC + 316L steelStrap: TPUStrap color: black, blue and pink optionalStandby time: 20 daysUse time: 5-7 daysHardware parameters:CPU type: SYD8820Heart rate: PPG SC7R30Temperature sensor: NTC thermistor MF54RAM (Random Access Memory): SRAM 32KBSFlash (Read Only Memory): Flash P25Q16HAcceleration sensor: G-sensor SC7A20Vibration motor: cylindrical motorAntenna Built-in: FPC antennaCharger interface: USB standard USB port chargingon: touch single pointAndroid: System version 4.4 or aboveIOS: System version 8.4 or aboveSoftware functionTime display: supportStep counting: supportCalories: SupportDistance: supportSports mode: Support (running, cycling, skipping rope, badminton, table tennis, etc.)Raise your hand bright screen: supportSleep monitoring: supportRunning track: APP supportCall reminder: supportMessage reminder: supportSedentary reminder: supportAlarm reminder: supportDo not disturb mode: supportFind bracelet: supportDial switch: 2 dialsBrightness adjustment: 4 levels of brightness adjustmentLong touch: supportWeather: SupportDial in Chinese and English: SupportBody temperature detection: supportHeart rate: supportBlood pressure: supportBluetooth name: supportUI interface language: Chinese, EnglishInformation push language: Chinese and EnglishAPP name: DaybandCharging method: USB chargingOTA upgrade: supportWaterproof level: IP67APP support languages: Arabic, Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian,, Ukrainian, Italian, Portuguese ········Checklist:1 * Bracelet + 1 * Instruction manual + 1 * Box