Casio AE-1100WB-3AV Mens Split LCD 100M Cloth Digital Sports Watch 10 Year Battery

• 100M Water Resistant
• LED Light with Afterglow
• World Time 
  31 times zones (48 cities + UTC), daylight saving on/off, home city/world time swapping
• 5 Alarms (one-time alarm or daily alarm)
• Hourly Time Signal
  1/100 second stopwatch 
  Measuring capacity: 23:59'59.99" 
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown Timer 
  Measuring unit: 1/10 second 
  Input range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
• Full auto-calendar (pre-programmed until the year 2099)
• 12/24 Hour Formats
• Button operation tone on/off
• Accuracy: +/- 30 seconds per month
• Battery: CR2025
• Approx. battery life: 10 years
• Module: 3264

Size of case / total weight
AE1100WB 48.1 x 43.7 x 13.7mm / 37g