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CK 2301 DCF radio-controlled clock
Pay attention to the following:
The display brightness depends on the ambient
light levels.
The display backlight is disabled when the
ambient light is bright.
The backlight becomes slightly brighter when
the ambient light is dim.
In this mode, you can set the maximum display
brightness by holding
for 8 seconds.
When you hold
for more than 3 seconds,
the
indication goes off and the automatic
backlight adjustment is deactivated.
Other functions
Changing the time format
− Press to toggle between the 12-hour display
(AM/PM) and the 24-hour display.
Change temperature unit
− Press the button to toggle the display
between degrees Celsius (°C) and degrees
Fahrenheit (°F).
Switching between summer and
winter time
Switching between summer and winter time, or
vice versa, takes place automatically with good time
signal reception.