if your wanting to produce u need 1k's:thumbsup:. 1 way to reduce your electric is install a switch on your hotwater heater.that way you can turn it off.it eats up more than you think.then when u need hot water turn it on about 30 mins b4 u need it. change out all your light bulbs with cfl's.another thing you can do if money is no object is go rent ya alil house out away from town and run only your setup there.the money you would save from buying the leds would get ya in a cheap lil house. i can link a website that sells 1k digi's with bulb and a 3ft x 2/1/2 hood for 450 ea. build ya a dwc setup and your golden...