World time: 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping; 1/100-second stopwatch with 59'59.99'' measuring capacity and elapsed time, split time, and 1st-2nd place times measuring modes; countdown timer with 1-second measuring unit, 100-minute countdown range, and countdown start time setting range of 1 second to 100 minutes; 5 daily alarms; hourly time signal; double LED light; LED light for the face with Full auto LED light, Super Illuminator, selectable illumination duration of 1.5 seconds or 3 seconds, and afterglow; LED backlight for the digital display with Full auto LED light, Super Illuminator, selectable illumination duration of 1.5 seconds or 3 seconds, and afterglow; full auto-calendar to year 2099; button operation tone on/off; Power Saving; battery level indicator; 12/24-hour format; hand shift feature; regular timekeeping with analog hour and minute hands and digital hour, minute, second, PM, month, date, and day