°F/°C Temperature Display:
•The temperature is displayed either in °F or °C. Briefly pressing the “▼ “button allows you to switch between the temperature modes.
Reception of the WWVB Radio signal:
•The clock must receive the WWVB Radio Signal to automatically set the time, date and weekday.
•The clock automatically starts the WWVB signal search after 7 minutes of any restart or changing of new fresh batteries. The radio tower icon starts to flash.
•At 1:00 am, the clock automatically carries out the synchronization procedure with the WWVB signal to correct any deviations to the exact time. If this synchronization attempt is unsuccessful (the radio tower icon 
disappears from the display), the system will automatically attempt another synchronization at the next full one hour. This procedure is repeated automatically up to total 5 times.
•To start manual WWVB signal reception, press the “WWVB SEARCH“ button. If no signals received within 7 minutes, then the WWVB signal search stops (the radio tower icon 
disappears) and will start again at the next full
•To cancel RC reception and stop searching for the WWVB radio signal, press the “WWVB SEARCH“ button once. The radio tower icon 
will disappear.
About WWVB Radio Signal Reception:
•A flashing radio tower icon indicates that the WWVB signal reception has started.
•A continuously displayed radio tower icon indicates that the WWVB signal was received successfully during the last attempt. If the clock attempts to receive the WWVB signal and
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