Product Description Rain Bird wall mount for WPX/ESP9V Series Battery Controller This is the wall mount kit for the WPX/ESP -9V Controller if you dont want to locate in the solenoid box. Click for Product Data Sheet Click for Product Brochure Click for Product Manual Videos Meet the New ESP-9V Battery-Operated Irrigation Controller Irrigate with precision, without AC power. The new ESP-9V batt… ESP-9V Series Battery Operated Controller ESP-9V Series Battery Operated Controller