Just remember, whatever light you get, some people are going to say it is no good, but don't let that bother you, just keep on growing and don't read all that supposedly scientific sh_t, some people throw out there. Sounding professional like. Sounding professional, ain't never grown a bud, it's the light that grows the bud, And all the lights mentioned here will work fine ,for a plant or two.
Good Luck whatever you decide.
You might want to try BigSmos Cob lights that he makes on Autoflower. Net.
But still, some one will say that they don't work well, when the problem, is more likely their growing, and not the light.
Expect all kinds of answers about lights, the only ones that are any good are the ones that they use , that complain. They will all work. Cfls,work fine too, and are real cheap price.. But whatever kind of light you get, you can count on someone. , that thinks they know everything, will still say that they don't work good. When the problem is their growing, not the light.