Hunter X-Core series controllers are easy-to-use residential sprinkler controllers, featuring advanced water-conserving technology. Hunter's popular XC controller is now X-Core. Plug in the revolutionary Solar Sync ET sensor and the X-Core is converted into a Smart controller, regulating watering runtimes based on local weather. Installation and maintenance are simple with Hunter remote capability, accessible through the optional SmartPort. Control up to 8 stations with 3 programs and 4 start times each.