Casio AQ51-7E CLASSIC COMBO WATCH

Product Description
Electro-luminescent backlight 
1/100 second stopwatch 
Measuring capacity: 59 59.99 
Measuring mode: net time 
Dual time 
Daily alarm 
Hourly time signal 
Regular timekeeping 
Analog: 2 hands (hour, minute) 
Digital: hour, minute, second, pm, month, date, day 
Auto-calendar (set at 28 days for February) 
12/24-hour formats 
Accuracy: ± 30 seconds per month 
Light battery: Approx. 3 years on CR1616