oh thank god i found this fourm, ive been studing these lights for some time and they are a very very good investment (also very very expensive) these lights use a avg. of 2watt and are a perfect spectrum of light....

instead if typing all this again, check out the link to my group @ myspace

here is the thread (if youre not logged in this may not work)
http://forum.myspace.com/index.cfm?f...03BF8027269597

if not... then click below and look at the forum post called : L.E.D. lights against HPS and MH (you'd be surprised)

http://groups.myspace.com/904stonerbrigate