The PAR+ES Controller is a cost-effective controller upgrade that can extend the life of your irrigation system. It installs in any Rain Bird small plastic or stainless steel pedestal as well as several other competitors’ pedestals – with additional hardware required. It comes in standalone, hardwired• or wireless••‣ configurations. Hardwired and wireless configurations have real-time two-way communication with central control. In wireless mode, up to four controllers can communicate through one wireless module.