Growmau5 on the u toob . have a Chinese double 5w chip 1000w (really like 220w lmao) I'm going to do the same I have four drivers in the light and so far four COBs. I want to see if the drivers will run two each and if so I'll order some more COBs. Not that I need to any time soon as I have four other panels and no plants hahaha