Typical functions:Time and date displaySports Health:Personal information settingMetric Imperial ConversionMotion tracking (counting steps， distance， calories)Polysomnography (sleep time， sleep quality)Fitness Goal SettingHealth information sharingAlertsCalls to remindMessage alertsAnti-lost reminder (phone out of range alerts)Smart keysExclusive first touch operationFind MobileBluetooth self-timerControl music playbackColour:black，blue，green，orange，pink，Packaging:Smart Bracelet x 1Manual x 1Charging x 1Motion tracking (counting steps， distance， calories)Polysomnography (sleep time， sleep quality)Fitness Goal SettingHealth information sharingAlertsCalls to remindMessage alertsAnti-lost reminder (phone out of range alerts)Smart keysExclusive first touch operationFind MobileBluetooth self-timerControl music playbackPackaging:Smart Bracelet x 1Manual x 1Charging x 1