带闹钟的电子时钟，如果时间走到了闹钟设置的电间，蜂鸣器响1分钟，如果在这一分钟之内，按下闹钟停止按键，蜂鸣器停止响！-Electronic clock with alarm, the alarm if the time came to set the power, the buzzer sounds for 1 minute, if the minutes, press the button to stop the alarm buzzer to ring!