Sabbath mode is used on the Jewish Sabbath and holidays.
To turn Sabbath mode on, touch the display to activate it, then press and hold the Express Cool and Vacation buttons for 3 seconds until both LEDs turn on.
To turn Sabbath mode off manually, press and hold the Express Cool and Vacation buttons for 3 seconds.
Sabbath mode automatically turns off after 96 hours.
Once turned on, Sabbath mode is maintained even after a power outage.
Selecting Sabbath mode automatically turns off the alarm functions.