I see the item number but I don't know the website to find them on, can you post a link to it/them?
Unfortunately I don't have experience with using artificial lighting, all my plants are grown outside in natural light. Though I know the basics artificial lighting, and most of what I know I posted here:
Hydroponic Lighting Systems It does not come up well in internet explorer yet (until I can replace the computer that crashed), I use Firefox as my browser, there's still more I need to add to the page. But if you can give me a direct link to the product, I can have a look, and see what information I can find out about them. Also I forget what crops you were you planning to grow with them?