Module No. 2531
  • Electro-luminescent backlight
    Full auto EL light
  • Solar powered
  • Low-temperature resistant (-10°C)
  • Dual time
  • Bearing Mode
  • Moon data (Moon age of the input data, moon graph)
  • Tide graph
  • 1/100-second stopwatch
    Measuring capacity: 99:59'59.99''
    Measuring modes: Elapsed time, split time, 1st-2nd place times
  • Countdown timer
    Input range: 1 second to 60 minutes
    Unit: 1 second
    Other: Auto-repeat, time up alarm, count up after countdown (up to 100 minutes)
  • Daily alarms
    5 independent daily alarms
    Snooze feature for one alarm only (20-second alarm; up to 7 repeats at intervals of approximately 5 minutes)
  • Hourly time signal
  • Brightness alarm
  • Battery power indicator
  • Power Saving (Turns off the display when the watch is left
    in the dark)
  • Auto-calendar (to year 2039)
  • 12/24-hour format
  • Regular timekeeping: Hour, minutes, seconds, pm, month, date, day
  • Accuracy: ±15 seconds per month
  • Approx. battery life: 10 months on CTL1616 storage battery (Secondary battery )
  • Size of case
    PRS-201.......................45.5 x 42.95 x 12.83 mm
    PRS-201B.....................45.5 x 42.95 x 12.83 mm
    PRS-201BC...................45.5 x 42.95 x 12.83 mm