Sterling Series Controllers offer 4, 8, 12, 18, 24, 30, & 36 stations models.Six independent programs that can run concurrently.Station timing adjustable from 1 minute to 24 hours in 1 minute increments. For misting applications, the time base in all six programs can be changed to secondsminutes so that station timing is adjustable from 1 second to 24 minutes in 1 second increments.Up to 9 cycle start times per program; or, for misting applications, loop programming for unlimited cycles that can repeat immediately or after a programmed delay of 1 minute to 4 hours, Cycling can be started and stopped manually as well as automatically.Standard 50 VA transformer enables five 4-watt solenoids to operate simultaneously; or, for solenoids with current draw at below .25 amps, up to 6 solenoids can operate simultaneously.