Sales from the Kona Sun LED Bars have really taken off lately. If you haven't tried these, give them a shot. There is Kona Sun Ultra Bright (1 Watt) and Kona Sun Extreme Bright (3 Watt). These are available in 12", 24", 36" and 48". The price includes their own UL listed transformer. Since the debute of our original two Kona Suns - 20,000K & All Blue 450nm-460nm, we have added 3 more color choices: 12,000K All White, 14,000K (2-White:1-Blue) and Actinic (10% Red LED: 45% Blue: 45% White). Now there are more colors to choose from for your reef lighting solution.