Casio DW5600E-1V G-SHOCK 200M

200 Meter Water Resistant 

Features:Electro-luminescent backlight 
1/100 second stopwatch 
Measuring capacity: : 23:59’59.99” 
Measuring mode: net time, split time, 1ST-2nd place times 
Countdown alarm 
Input Range: 1 second to 24 hours 
Measuring unit: 1 second 
Auto-Repeat function, repeat function 
Multi-function alarm 
Hourly time signal 
Regular time timekeeping: hour, minute, second, am/pm, month, date, day 
Auto-calendar(pre-programmed until the year 2039) 
12/24 hour formats 
Accuracy: +/- 30 seconds per month 
Battery: Approx. 2 years on CR2016