SUPER NOVA Features The SUPER NOVA 12 zone controller can have 1-2 zones misting /watering at a time depending on settings, not to exceed 20 watts per zone. Used for large propagation areas when water pressure and flow are not a dictating factor Common Features ? Easy to Install and Operate: Complete wiring diagram with instructions for installation and operation are included with each controller ? Small and Compact:  The SUPER NOVA measures 9.875in x 8.375in x 1.25in | Safe Operation:  The controller is supplied with a 120 volt plug-in transformer with 24vac out voltage for operating 24 volt ac solenoid valves. The 20 ft. cable from the transformer has special plug to easily plug into the controller |Self-Resetting Fuse Protection:  A self-resetting fuse eliminates the need to change fuses and protects the units circuitry from electrical surges |Sturdy Plastic Enclosure:  UV protected, resists moisture and chemicals and easy to mount with the visible side mounting tabs |Wiring is made easy:  Each controller has a bank of wiring ports for ease of wiring to the solenoids