Technical Specs:

• 200 Meter Water Resistant
• Shock resistant (G-SHOCK)
• Electro-luminescent backlight
  Auto light switch, afterglow
• e-DATA MEMORY
  Memory capacity: Up to 40 records for Internet access codes and other data (when there are 7 characters per record), actual number of records depends on the number of characters per record. Other: Password
• World time
  29 time zones (27 cities), city code display, daylight saving on/off
• 1/100-second stopwatch
  Measuring capacity: 23:59'59.99'
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown timer
  Measuring unit: 1 second
  Countdown range: 24 hours
  Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
  Other: Auto-repeat 
• Multi alarms
  5 independent multi alarms (4 one-time alarms and 1 snooze alarm)
  Other: Schedule text (8 characters)
• Hourly time signal
• Auto-calendar (to year 2039)
• 12/24-hour format
• Regular timekeeping: Hour, minutes, seconds, am/pm, month, date, day
• Accuracy: ±15 seconds per month
• Approx. battery life: 5 years on CR2016
• Size of case / total weight
  51.3 X 46.0 X 14.95 mm / 58 g