SZELAM DS-6638 Digital Wall Clock User Manual

SZELAM DS-6638 Digital Wall Clock

Model ： DS-6638

The main features

1. Three brightness levels can be adjusted
2. Alarm function: Two sets of alarms with options for single/double weekends and daily alarms, with a snooze function.
3. Daylight saving time.（DST）
4. Two display modes: 1. Display time and day of the week only.  2. Display time, date, temperature in a loop, and day of the week.

The clock needs to be plugged into long time display

• Powered by DC5V: The clock keeps displaying long time.
• *Powered by 3AAA batteries save mode** : Only display for 10 seconds after lighting up by making a sound or tapping the clock. The volume of the alarm and the brightness of the alarm clock will be lowered by one level

Setting Instruction

1. Time Setting
2. Display Mode Setting: long press”  ” to switch display mode,
3. Display time and day of the week only.
4. Display time, date, temperature in a loop, and day of the week.
5. Temperature Setting: In the time mode, short press the “ ” button to switch the temperature unit Celsius/Fahrenheit.
6. Brightness Adjustment: In the time mode, short press the “ “to select brightness adjustment, Available from L-01 to L-03.
7. Night mode: 22:00 – 06:00 enter low brightness mode automatically.
8. DST Setting: Press and hold the “ ” button in the time setting mode to turn on/off the Daylight Saving Time (DST) function.If DST is enabled, it will be displayed on the screen, otherwise, it will not be displayed.

Alarm Settings

1. Switch alarm clock: press to display icon and alarm state to display icon and alarm state.”
   Press to set alarm OFF/ON, press setting the Alarm time for Alarm 1 and Alarm 2

2. When the alarm clock goes off, short-press any button to enter snooze mode, and the corresponding Alarm 1 /Alarm 2 symbol will flash. Snooze can be used up to 6 times, with each snooze time being 5 minutes.Long press any button to turn off the alarm and enter the next alarm state, and the corresponding Alarm 1 / Alarm 2 symbol will stop flashing.

Note: The “long press” mentioned above is a long press for three seconds, in five seconds no operation automatically confirms the exit.

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