La Crosse Technology Radio-Controlled Travel Alarm Clock WT-2160 Instruction Manual page 9

b)
"DST On" will flash. Press the "+"
key to toggle between the Daylight
Saving Time ON or OFF (for places that
do not follow Daylight Saving Time
changes). Press the SET key.
c)
"Sno" will show at the bottom of the
screen, and a number will flash at the
top. This is the setting for the length of
the alarm snooze. Press the "+" key to
advance the length from 0 (no snooze))
to 59 minutes. This sets the time the
alarm is silenced after pressing the
SNOOZE key while the alarm is
sounding. Press the SET key.
d)
The hour will now flash. Press the "+"
key to advance to the correct hour; be
sure to note the correct am/pm setting
("PM" will show for pm setting, nothing
for the am setting). Press the SET key.
e)
The minutes will now flash. Press the
"+" key to advance the minutes. By
holding the "+" key, the minutes will
advance in five minute increments. Press
the SET key.
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