通过8位数码管显示当前的时间包括时分秒通过时间设置键可对当前的时间进行设置。共有3个设置按键按键1和按键2及按键3；按键1为选定键。按键1首次被按下时钟停止走时并且秒时间开始闪烁，此时可通过按键2对秒时间进行设置按键2按下一次秒时间数值加一。当按键1第二次被按下时分时间被选中并不停地闪烁，此时通过按键2可对分时间进行设置，按键2按下一次分时间加一。按键第三次被按下时小时时间被选中并且不停的闪烁,此时通过按键2可对小时时间进行设置，按键2每按下一次小时时间加一按键1第四次被按下后时间设置结束，时钟从设定的时间开始走时。按键3为日期和时间的切换键，按键3按下一次显示日期，再按下一次显示时间。使用按键3可在日期和时间之间来回进行切换。-8 digital tube display the current time, including minutes and seconds time setting key to set the current time. 3 set key button 1 and button 2 and button 3　key for the selected key. The first time button 1 is pressed when the clock stopped walking, and the seconds began flashing, by pressing a button 2 seconds to set the key press the first seconds of the time value plus one. When the button a second press the hours of time to be selected and kept flashing through the key 2 set of sub-time button press two time points plus one. Key third press hours time is selected and kept flashing through the key 2-hour time set button 2 press time hours plus one button a fourth time is pressed the set ended, the clock travel time from the set time. Date and time of the switch button, button 3, button 3 Press the display date, then press once to display the time. Button 3 to switch back and forth between the date and time.