Tough Solar (Solar powered)
Double LED light
LED light for the face (Super illuminator, full auto LED light, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Super illuminator, full auto LED light, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Time calibration signal reception
Auto receive up to six times a day (remaining auto receives canceled as soon as one is successful)
5 times a day for the Chinese calibration signal
Manual receive
The latest signal reception results
Time Calibration Signals
Station name: DCF77 (Mainflingen, Germany)
Frequency: 77.5 kHz
Station name: MSF (Anthorn, England)
Frequency: 60.0 kHz
Station name: WWVB (Fort Collins, United States)
Frequency: 60.0 kHz
Station name: JJY (Fukushima, Fukuoka/Saga, Japan)
Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)
Station name: BPC (Shangqiu City, Henan Province, China)
Frequency: 68.5 kHz
Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents)
World time
31 time zones (48 cities + coordinated universal time), daylight saving time on/off, Home city/World time city swapping
1/100-second stopwatch
Measuring capacity: 00'00''00～59'59''99
Measuring modes: Elapsed time, split time, 1st-2nd place times
Countdown timer
Measuring unit: 1 second
Countdown range: 100 minutes
Countdown start time setting range: 1 second to 100 minutes (1-second increments, 1-minute increments)
5 daily alarms (with countdown)
Hourly time signal
Battery power indicator
Power Saving (hands stop to save power when the watch is left in the dark)
Full auto-calendar (to year 2099)
12/24-hour format
Button operation tone on/off
Regular timekeeping
Analog: 2 hands (hour, minute (hand moves every 20 seconds))
Digital: Hour, minute, second, pm, month, date, day
Accuracy: ±15 seconds per month (with no signal calibration)
Approx. battery operating time:
11 months on rechargeable battery (operation period with normal use without exposure to light after charge)
28 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Size of case : 51.8×44.5×14.2mm
Total weight : 175g
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