Casio Standard - CA-53WF-8B
Features
• 8-digit calculator
 • Dual time
 • 5-year battery life
 • Water resistant
Specifications
- Case / bezel material: Resin
 - Resin Band
 - Water Resistant
 - Dual time
 - 8-digit calculator
 - 1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times - Daily alarm
 - Hourly time signal
 - Full auto-calendar (to year 2099)
 - 12/24-hour format
 - Button operation tone on/off
 - Regular timekeeping: Hour, minute, second, am/pm, year, month, date, day
 - Accuracy: ±15 seconds per month
 - Approx. battery life: 5 years on CR2016
 - Size of case : 43.2×34.4×8.2mm
 - Total weight : 25g