That should do.
I do hope the regulator's heatsink on the back of the star is a little joke.

It will require, at the least, a cpu heatsink with fan.
Here's a case where more is better.

Aloha,
Weeze
Weezard Reviewed by Weezard on . Cree Xlamp Grow-Light Schematic Design (Wanted) Been sifting through the cruft trying to find a schematic to build a grow lamp, using Xlamp LED's from Cree. Their time is now :) Yes I've seen the extraordinarily overpriced products being offered by businesses. Not worth the money if you can use a soldering kit, imo. I can solder, but I'm no engineer, so, I'm asking for help in creating a circuit design that balances low cost, simplicity of construction and high efficiency. Preferably with 120vac input (off the shelf ac-dc Rating: 5