Casio DW6900-1V G-Shock Illuminator Watch

Product Description
Shock Resistant 
Alarm Chronograph 
Mineral Crystal 
Illuminator Backlight 
Shock resistant (G-Shock) 
Electro-luminescent backlight 
1/100 second stopwatch 
Measuring capacity: 23 hours, 59 minutes 
Measuring mode: net time, split time, 1st-2nd place times 
Countdown alarm 
Input range: 1 minute to 24 hours 
Measuring unit: 1 second 
Auto-repeat function 
Daily alarm 
Hourly time signal 
Regular timekeeping: hour, minute, second, am/pm, month, date, day 
Auto-calendar (pre-programmed until the year 2039) 
12/24-hour formats 
Accuracy: ± 15 seconds per month 
Battery: Approx. 2 years on CR2016