This irrigation timer has 6 programmable sprinkler timers that can be set up to 100 minutes with frequency of up to 30 hours. It has a 2.5" LCD screen that shows the current time, the programming, watering time, watering frequency, and the start time, and it takes 4 batteries (not included). The rain delay mode stops the watering automatically when it rains and the resumes automatically when the rain stops.