Touch the screen to start displaying, the LED light shows the time, and touch again to switch the display date.In the display time or date state, press and hold the screen for 5 seconds until the LED indicator flashes and enters the time setting state.At this time, the hour indicator flashes, touch the screen for one hour, set the hour, and then press and hold the screen.The light flashes, touch the screen for one minute, set the minute; long press the screen, the moon flashes, touch screen plus one month, the month is set well; long press the screen, the date light flashes, touch screen plus one day.After setting the date; Do not touch the screen, and automatically exit the setting state after 5 seconds.Type: WatchesStyle: SportsSex: General Movement: Electronics Case Material: GlassBrace Material: SiliconeShow: Digital Waterproof: 10M waterproof Occasion: daily life, gifts, school, office, bar, club, etc. Features: alarm clock, touch screen, waterproof, date display case diameter: 4.2cm / 1.65" ( About)Shell thickness: 1cm / 0.79" (approx.)