Sun System 6 premium switchable remote ballast features aluminum heat sync ballast enclosure, heavy-duty key-way handle, backlit On/Off switch, 8 Ft 120V MVP power cord, optional 15 Ft detachable lamp cord for use with Sunlight Reflectors, white powder coated finish. Optional adaptor available for use with Hydrofarm reflectors. Convert to 240V with optional 240V MVP power cord. Switchable from HPS to Metal Halide with a "flip of the switch". Switch lamps for each growing cycle. 5-year rebuild or replace warranty.