Depends on the time of day of course ...lol...I have about 700 in Veg 150 from a HPS to keep things warm and dual and quad CFL,s on clamps to light up the side(s) mostly 5K 13W up to 3 or 4 34-42 watters in addition I have 24 Watt LED grow panel 3:1 red to blue just for backround and also for...