Automatic Seasonal Adjust feature, set your watering schedule as if it is the hottest, driest time of the year. For many regions of North America, this is between July and September. The controller will then take over from your starting schedule, adjusting or suspending watering cycles using an algorithm that takes into account seasonal changes and recent temperatures, humidity, and weather events. This will save you up to 30% on your water bill. The Wi-Fi Controller connects to your local weather by your zip code it will pay for it's self the first year.