600w Lumii BLACK Magnetic Ballast Metal-cased magnetic ballast, supplied with a flying IEC lead, this ballast enables you to add any reflector fitted with a universal IEC socket. It’s simple to start growing, just connect your shade & bulb. The well vented metal-case (NOT cheap plastic) ensures the ballast runs cool and quiet and features wall-hanging brackets making them fully wall-mountable, thus making more space in your grow room. The LUMii BLACK Metal-Cased Magnetic ballast can be used with any 600w HID lamp – HPS or MH Bulbs Dimensions: Length – 30cm, Width – 13cm, Depth – 13cm