The Rachio Smart Sprinkler Controller changes the way you water. The controlled irrigation system makes running your sprinklers easy and convenient while saving you water and money. Rachio Sprinkler Smart Controller automatically creates a watering schedule that lowers your water bill and ensures the beautiful yard you want, while the mobile app gives you access to your sprinkler system from anywhere and also controlls the Wifi timer for irrigation. Plus, Rachio Smart Sprinkler Controller is compatible with nearly any sized yard and smart home platform. Easy installation. Replace your current controller within 30 minutes. Works with any sprinkler system up to 8 zones, with no special tools or expertise required, and connects with your home Wi-Fi.