sockets..sorry but, it going to be anything that can run 2x 32/28 watts bulbs, Panasonic (Square pin),it has to be the waterproof one. i have to fit this in a hood about 18-20" hood.
1x ballast running 2x bulbs(perfer) or 2x ballasts 2x bulbs.
also a reflector.
it going in my 5.5 gallon nano. i am trying to be at 10-13 watts per galloons.