Casio LA670WA-1DF Silver Stainless Watch for Women{PRODUCT FEATURES} 1 10 second stopwatchMeasuring capacity: 59'59. 9''Measuring mode: Elapsed timeCountdown timerCountdown range: 30 minutesPreset countdown start times: 1, 3, 5, 10, 15, 20, 30 minutesDaily alarmHourly time signalAuto calendar (set at 28 days for February)Regular timekeeping: Hour, minute, second, pm, month, date, dayAccuracy: + 30 seconds per monthBattery: CR1216Size of case : 30. 3x 24. 6x 8. 8mmTotal weight : 32g {ABOUT TIMEPIECES