Tough Solar (Solar Charging System)
GPS radio wave reception function: Automatic reception (time reception, maximum 1 time / day) / manual reception (position reception, time reception)
Standard radio reception function: Automatic reception (maximum 6 times / day) (China radio waves up to 5 times / day)
Japan> reception radio wave: JJY, Frequency: 40kHz / 60kHz (Fukushima / both bureau in Kyushu model)
North America region> Received radio waves: WWVB, Frequency: 60 kHz
Europe region> Received radio waves: MSF / DCF77, Frequency: 60 kHz / 77.5 kHz
China> Received radio waves: BPC, Frequency: 68.5 kHz
Set home time setting as city that can accept standard waves Then, I will receive stations that match the city. The time difference is set according to the city or time zone that was set
Home time city (receiving function compatible city) / received radio wave
Tokyo / Japanese standard radio wave JJY 40 · JJY 60
Los Angeles, Denver, Chicago, New York, Halifax / American Standard Radio WWVB
London, Paris, Athens / British Standard Radio MSF · German Standard
Needle position automatic correction function
Airplane mode
World time: Time display of 27 cities worldwide (40 time zone, with daylight saving time automatic setting function) + UTC (Coordinated Universal Time), city switchingfunction
Stopwatch (1/1 second, 24 hour total)
Battery charge warning function
Power saving function (In the dark it saves power by stopping the hand movement after a certain period of time)
Date / Weekday display
Full auto calendar
About 8 months in the case of using the driving time function in the state without solar power generation from the time of full charge and in the case of
power saving state: About 19 months
Size of case : 51.1×46.1×15.1mm 
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