La Crosse Technology WT-5120 Instruction Manual page 21

1. The "°C" will be flashing.
2. Use the MODE/MIN key to toggle between "°C" and "°F".
3. Press the SNOOZE key again to confirm and return to the normal display.
TIME ALARM
SETTING THE ALARM
Flashing
1. Press and hold "AL/HOUR" button for about three seconds until the alarm time is
flashing.
2. Press and release "AL/HOUR" to advance the hour, and "MODE/MIN" to advance
the minute.
3. Press the SNOOZE key to confirm. The alarm is now set and activated.
Alarm-ON icon
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