Casio G-Shock GX-56MF-1 Digital Watch

Specifications : Case / bezel material: Resin Resin Band Shock Resistant Mineral Glass Mud Resistant 200-meter water resistance Electro-luminescent backlight Full auto EL light, selectable illumination duration, afterglow Solar powered World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off 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 Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) 5 daily alarms (with 1 snooze alarm) Hourly time signal Battery level indicator Power Saving (display goes blank to save power when the watch is left in the dark.) Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeeping: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery operating time: 11 months on rechargeable battery (operation period with normal use without exposure to light after charge) 27 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) Size of case: : 55.5×53.6×17.5mm Total weight: : 88g