How to set time:
Step one: Press the center of the watch face, after the animation finishes, press the center 6 times, on the 6th time hold for 4 seconds to enter setting mode.
Step two: the inner lights will flash, it starts to set the hour, every press will add 1 hour; (The upper half of the outer lights are lit means it is AM, while the lower half lights are lit means it is PM)
Step three: wait for 3 seconds and it will automatically switch to minute setting mode, every press adds 1 minute;
Step four: wait for 3 seconds and it will automatically switch to month setting mode, every press adds 1 month;
Step five: wait for 3 seconds and it will automatically switch to date setting mode, every press adds 1 day;
Step six: wait for 3 seconds and it will automatically switch to enabling/disabling the 15 minute automatic time display. If only the inner lights are lit, it will not automatically display the time, press once then the inner lights and outer lights both flash, indicating that automatic time display is enabled.