how do i turn it from 24 hour to 12 hour setting?
To Toggle 12/24 hour format: In Real Time mode, press the SELECT button continuously until the hour digits are flashing. Press the SET-SNOOZE button continuously to advance digit and to toggle the 12-hour and 24-hour format. In the 12-hour format, the “A & AM” or “P & PM” will be shown. In 24-hour format, the “H” will be shown.