
When alarm ringing, temperature and humidity
test will be stopped.
Auto light function
press “AUTO LIGHT ON/OFF to turn on Auto
light function.
When the Auto light function is on, the backlight
will turn on automatically when turns dark around.
Care and maintenance
Placement of the Device:
Proper placement of atomic clock are critical to
the
accuracy and performance of this product.
Place the atomic clock in a dry area free of dirt
and dust. Atomic clock rightfor tabletop/ counter-
top use.
Important Placement Guidelines
• To ensure accurate temperature measurement,
place atomic clock of direct sunlight and away
from any heat sources orvents.
• In order to well receive the atomic signal, place
units away from large metallic items, thick walls,
metal surfaces, or other objects that may limit the
reception.
• To prevent wireless interference, place both
units at least 3ft(1 m) away from electronic devic-
es (TV, computer, microwave,radio, etc.)
press and hold for 2 seconds, go back at an 8
step/second speed.
ALARM SETTING
In standard mode, hold and press “ALARM” for 2
seconds to enter alarm time setting.
Digits to be set are flashing.Press UP or DOWN
button to change the value.
The setting order: Alarm 1 hour→Alarm 1 minute
→Alarm 2 hour→Alarm 2 minute→Exit.
Press the Alarm 1 and Alam2 ON/OFF switch to
turn on or turn off the alarm.
When the alarm is ring, press the SNOOZE/LIGHT
button to enter the snooze mode.
RCC FUNCTION
Hold and press “DOWN ” for 2 seconds to
manual receiving RCC signal.It will automatically
receive RCC every day. The time of RCC syncing
is 1:00 a.m., 2:00 a.m., 3:00 a.m., 4:00 a.m.and
5:00 a.m.
When the device receives an RCC signal, the
symbol of antenna tower flashes ; If receiving is
successful, the symbol of the antenna tower will
be displayed. The device will display this
symbol in DST mode. (Daylight Savings
Time)
Time Zone
US version:-4(AST), -5(EST), -6(CST), -7(MST),
-8(PST), -9(AKST), -10(HST).
Note:
• If your time display is off by an hour, be sure the
time zone and the DST are set correctly
DAYLIGHT SAVINGS TIME (DST) MODE
•Most states observe Daylight Savings Time.
To turn DST on or off, hold the “SET” button into
setting mode. You will see “ON” flashing.
The “ON” means DST function is on. Press
“UP”or “DOWN”to turn off the DST. When DST is
on, this unit will update the time automatically to
comply with Daylight Savings Time.
Temperature unit
Hold and press “UP ” for 2 secondsto select °C or
°F.
Temperature range
Temperature range: -9.9°C ~ + 50 °C (14.2°F ~
+122°F).
When temperature below -9.9°C(14.2°F) display
LL.L °C/°F. When higher than 50°C(122°F)
display HH.H °C/°F.
Temperature resolution: 0.1°C