... it is very visible when you use for family, and meanwhile is convenient for old man to read large fonts.(Function Instructions)1 ... state.3, Snooze, the alarm clock. Snooze interval rings are free to choose (1 to 60 minutes, the default is 5 ... switch to stop the alarm function.4, 12 / 24 hour free to switch. In the normal display state, press the button ...