Scheduling 56 On/Off set points provide individual programs for each day of the week, minimum setting is 1 minSunset astronomic adjusts daily to changes in sunset time, adjustable 10 to 60 deg northern or southern latitudes, can be individually offset +/-1 to 240 min from both sunset and sunrise timesPhotosensor input unique push button set up assures accurate operation with automatic calibration that adjusts for wire size and distanceLight level activation turn on is user settable from 1 to 100 foot candle, turn off is a maximum of 2 times turn on level, each channel has an independent setting, includes a user settable delay before On and Off between 1 to 90 secRemote override on each channel has independent input for a maintained dry contact closure, may use tork model SS410 and TRP-24B for timed override, may use with occupancy sensor with dry contacts as override remote override onManual override until the next regularly scheduled On or Off, automatic operation then resumesBlock holiday 9 holiday blocks can be set for individual days or for duration of any number of daysDaylight saving automatic adjustment (can be omitted)Leap year automatic compensationAM/PM or 24 hr clock formatPower outage backup permanent schedule retention, super capacitor provides 7 days of real time backup