World time: 31 time zones (48 cities + coordinated universal time), daylight saving on/off; 1/100-second stopwatch with elapsed time, split time, and 1st–2nd place times; countdown timer with 1-second measuring unit, 60-minute countdown range, and 1–60-minute countdown start time setting range in 1-minute increments; 5 daily alarms, including 1 snooze alarm; hourly time signal; LED Super Illuminator light; auto light switch; selectable illumination duration of 1.5 seconds or 3 seconds; afterglow; full auto-calendar to 2099; button operation tone on/off; 12/24-hour format; regular timekeeping with analog hour, minute, and second hands and digital hour, minute, second, PM, month, date, and day display; Neobrite