Your armitron watch with an alarm and chronograph has two buttons on each side. You’ll use the two on the left and the top button on the right for setting the time and alarms. (The fourth, lower-right button is simply for illuminating the clock face.) Armitron alarm watches come with two alarms that can be set separately. They also come with a countdown timer. You can switch the time between military and 12-hour display.

Press the lower-left button (“Mode”) until the time displays.

Hold in the upper-left button (“Set”) until the seconds flash.

Press the “Mode” button to advance to different components of the time you want to change, whether seconds, minutes, hour, month, day of week, or date. When the item you want to change flashes, press the upper-right button (“Adj.”) to advance it.

Press the “Set” button once all the settings are ready to be saved.

Press the lower-left button (“Mode”) until the time displays.

Press the upper-left button (“Set”) once.

Press “Mode” six times to enter 12- to 24-hour display mode.

Press the upper-right button (“Adj.”) to switch back and forth between 12- and 24-hour display. Press “Set” to save the new setting.

Press the lower-left button (“Mode”) until you enter alarm mode. This is two presses of the “Mode” button after the time mode.

Press the upper-left button (“Set”) to set the alarm time. The hours will then flash.

Press “Mode” twice to get to the alarm numbers. There are two alarms. Press the upper-right button (“Adj.”) to toggle between them and select the one you want to set.

Press “Mode” once to make the hours flash for whichever of the two alarms you selected in step 3.

Press “Adj.” to advance the hours. Press “Mode” to make the minutes flash. Press “Adj.” to advance the minutes. Press “Set” to save your settings.

Press “Adj.” when the alarm setting displays in order to set the alarm.

Press the upper-left button (“Set”). The hours of the countdown timer will flash. Press the upper-right button (“Adj.”) to advance the hours. Press “Mode” to advance to minutes and seconds. Use “Adj.” to change them as well.

Press the upper-left button (“Set”). The hours of the countdown timer will flash. Press the upper-right button (“Adj.”) to advance the hours. Press “Mode” to advance to minutes and seconds. Use “Adj.” to change them as well.

Press “Set” once you are done. Press “Adj.” to start the countdown.