question for lights for pcbox

hi im from greece, in greece we have only one foroum and i thinking to add my question here and i dont know good english, so i start my question, how many watts is good for one pcbox for two lowryders and how many watts is the higher for one pcbox(for two lowryders) and who lamp is better(hps,cfl or...) ? thanks, im new grower and this is the first time to try grow marijuana and try to learn how,thanks again

Pc grows use led if you can afford them. If not cfls seem to work fine it seems.
I read you want 100watts for your first plant and 50 watts per additional plant. That would be ideal. However I know people using less with decent results. Good luck.

try this
http://www.amazon.com/gp/product/B00GYHPT54/ref=s9_simh_gw_p86_d7_i6?pf_rd_m=ATVPDKIKX0DER&pf_rd_s=center-3&pf_rd_r=0607CQDDHM8XW2EZFD56&pf_rd_t=101&pf_rd_p=1688200422&pf_rd_i=507846
its a little smaller than 7 inches in diameter. it should work great for a pc micro grow