... interior design, it is totaling different from the general alarm clock which generates ticking sound. 2 ... the default 24 hours.3. Alarm: In 2011, at 12:00 the alarm, a group of alarm, when the ... alarm time is ON, the clock alarms for 1 minute, the sound ... or the pen head to press the reset hole (RESET) the reset button, the alarm clock will return to the ...