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The "colon" between the hour and minute displays will flash continuously.
Working Voltage: 5V
Dimensions: 17 x 7.4 x 4cm
Display: 6.7" LED
Time Display: 12/24 hours
Snooze Function: Adjustable 5-60 minutes
Battery: AAA battery (not included)
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When using battery power, it automatically enters the power saving mode, retaining only the time memory function.
It is mainly powered by the AC adapter (not included) and the power cord.
Optional auto-brightness dimming.
This means screen can be set to your desired brightness, or automatic brightness according to your room light.
If you want to keep the brightness all the time, please use the USB power supply.
How to set the cycle display function?
Press and hold ''MODE'' to hear Bi once, switch the LED to display time, date, temperature (Time display 10S, date display 3S, temperature display 3S)
Long press ''MODE'' again to display the time for a long time.
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Long press ""MODE"", then press ""UP\DOWN"" to adjust ""12/24 hour system"".
Single press ""MODE"" , then press ""UP\DOWN"" to adjust ""hour ""
Single press ""MODE"" , then press ""UP\DOWN"" to adjust ""Minute ""
Press ""MODE"" again to return to the time display.
