Those are most likely 70-150w...H7s I believe. Its all about lumens and temp man. Those bitches throw out MAD lumens, Im a bike gear head, know the bulbs. Just not thinkin that at 8000k they will do much for a plant. You want around 5500K for veg, and 25-2700k for flower.
WhiskeyTango Reviewed by WhiskeyTango on . HID's? are they worth using? iv got HID lights that came of my bike, there 8000K, & make my CFL's look cack! lol so should i use it? its only one....so far, but do have another ;) tho they do give off some heat, so got a fan blowing on it, temp is 78F ish & humidity is 51% ish all sound ok to you lot? would like to know more about HID growing cause i cant find much on here, its all LED/CFL/HPS Rating: 5