I have;
(2) Lumen Bright 3 mini DE fixtures, with 20k bulbs.
(1) Lumatek electeonic ballast, 250 - 400w select a watt.
Asking: $220
To provide an idea of light spread with these, I used one fixture over a 100g 36x36x18 cube with no problem growing SPS virtually anywhere in the tank.
Located...