• Atomic Timekeeping
  Receives time calibration radio signals which keep the displayed time accurate
  Auto receive function (3 times per day)
  Manual receive function
  Signal:  WWVB, Frequency:  60kHz
• Tough Solar Power
• Shock Resistant
• 200M Water Resistant
• Auto EL Backlight with Afterglow
• World Time
  29 times zones (30 cities), city code display, daylight saving on/off
• 4 Daily Alarms & 1 Snooze Alarm
• Countdown Timer
  Measuring unit: 1/10 second
  Countdown range: 1 minute to 60 minutes
• 1/100 second stopwatch
  Measuring capacity: 23:59'59.99"
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Hourly Time Signal
• Auto Calendar (pre-programmed until the year 2099)
• 12/24 Hour Formats
• Accuracy: ±15 seconds per month (with no signal calibration)
• Storage Battery CTL1616
• Battery Power Indicator
• Power Saving Function
• Approx. battery life: 11 months on full charge (without further exposure to light)
• Module 2971

Size of case/total weight
54.1 x 46.6 x 14.3mm / 135g