[chagovatoloco]

You can use this light just change the bulb to a 6700k

http://www.aquariumguys.com/20satellite.html

 

[chagovatoloco]

The 26w ones are easier. I use the 6700k light in that fixture I showed you and have had good luck. It all depends on your budget and how deep you want to get in to your tank. I have had no experience with the 26w screw in lights, So I can't give you any feedback about them.