OVERVIEW Multi-dimensional and bold index is created using CASIO original molding technology. Designed in the image of a fashion accessory, the overall finish of this model is matte black, which really brings out the brilliance of their faces. FEATURES Shock Resistant LED light (Super illuminator)Selectable illumination duration (1.5 seconds or 3 seconds), afterglow World time31 time zones (48 cities + coordinated universal time), daylight saving on/off,Home city/World time city swapping 1/100-second stopwatchMeasuring capacity: 23:59'59.99''Measuring modes: Elapsed time, split time, 1st-2nd place timesOthers: target time alarm, direct timing start from the timekeeping mode Countdown timerMeasuring unit: 1/10 secondCountdown range: 60 minutesCountdown start time setting range: 1 to 60 minutes (1-minute increments) 5 daily alarms (with 1 snooze alarm) Hourly time signal Hand shift feature(Hands move out of the way to provide an unobstructed view of digital display contents) Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Regular timekeepingAnalog: 2 hands (hour, minute (hand moves every 20 seconds))Digital: Hour, minute, second, pm, month, date, day Accuracy: ±15 seconds per month Approx. battery life: 5 years on CR2016 Module 5522