Baby-G Ladies Watch - Shock resistant, water resistant to 200 meters (660 feet). Electro-luminescent backlight, Afterglow (Blue Green). Data Bank - Memory capacity: Up to 25 sets of data, each set including; Name and telephone number. Other: Auto-sort - World time - 29 time zones (30 cities), city code display, daylight saving on/off - Day Counter - Automatically counts down the days from the current date to a target date. Memory capacity: 5 records - A mark appears on the display to let you know when a target date is reached. 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 second, Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments) - Daily alarm 5 independent daily alarms - Hourly time signal - Auto-calendar (to year 2099) - 12/24-hour format - Button operation tone on/off - Regular timekeeping: Hour, minutes, seconds, am/pm, month, date, day. Accuracy: +-30 seconds per month. Approx. Battery life: 3 years.